./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/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_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/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_619e5898-b272-4af4-9415-de4087c54f50/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 f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:21:18,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:21:18,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:21:18,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:21:18,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:21:18,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:21:18,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:21:18,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:21:18,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:21:18,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:21:18,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:21:18,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:21:18,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:21:18,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:21:18,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:21:18,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:21:18,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:21:18,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:21:18,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:21:18,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:21:18,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:21:18,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:21:18,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:21:18,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:21:18,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:21:18,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:21:18,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:21:18,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:21:18,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:21:18,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:21:18,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:21:18,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:21:18,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:21:18,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:21:18,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:21:18,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:21:18,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:21:18,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:21:18,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:21:18,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:21:18,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:21:18,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:21:18,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:21:18,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:21:18,625 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:21:18,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:21:18,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:21:18,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:21:18,627 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:21:18,627 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:21:18,627 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:21:18,627 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:21:18,629 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:21:18,629 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:21:18,629 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:21:18,629 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:21:18,629 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:21:18,630 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:21:18,630 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:21:18,630 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:21:18,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:21:18,631 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:21:18,631 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:21:18,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:21:18,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:21:18,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:21:18,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:21:18,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:21:18,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:21:18,634 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:21:18,634 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:21:18,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:21:18,635 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:21:18,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:21:18,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:21:18,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:21:18,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:21:18,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:21:18,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:21:18,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:21:18,636 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:21:18,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:21:18,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:21:18,637 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:21:18,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:21:18,637 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_619e5898-b272-4af4-9415-de4087c54f50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2021-11-25 19:21:18,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:21:18,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:21:18,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:21:18,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:21:18,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:21:18,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2021-11-25 19:21:19,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/data/172fac875/dcfb0aae83bc4ad3b8f7b3f6fba2a3a4/FLAGcf438cd18 [2021-11-25 19:21:19,655 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:21:19,656 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2021-11-25 19:21:19,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/data/172fac875/dcfb0aae83bc4ad3b8f7b3f6fba2a3a4/FLAGcf438cd18 [2021-11-25 19:21:19,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/data/172fac875/dcfb0aae83bc4ad3b8f7b3f6fba2a3a4 [2021-11-25 19:21:19,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:21:19,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:21:19,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:21:19,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:21:19,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:21:19,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:21:19" (1/1) ... [2021-11-25 19:21:19,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f11e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:19, skipping insertion in model container [2021-11-25 19:21:19,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:21:19" (1/1) ... [2021-11-25 19:21:19,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:21:20,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:21:20,401 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_619e5898-b272-4af4-9415-de4087c54f50/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[37019,37032] [2021-11-25 19:21:20,497 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_619e5898-b272-4af4-9415-de4087c54f50/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[47352,47365] [2021-11-25 19:21:20,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:21:20,511 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:21:20,560 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_619e5898-b272-4af4-9415-de4087c54f50/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[37019,37032] [2021-11-25 19:21:20,664 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_619e5898-b272-4af4-9415-de4087c54f50/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[47352,47365] [2021-11-25 19:21:20,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:21:20,739 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:21:20,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20 WrapperNode [2021-11-25 19:21:20,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:21:20,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:21:20,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:21:20,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:21:20,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:20,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:20,879 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 892 [2021-11-25 19:21:20,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:21:20,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:21:20,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:21:20,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:21:20,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:20,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:20,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:20,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:21,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:21,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:21,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:21,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:21:21,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:21:21,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:21:21,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:21:21,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (1/1) ... [2021-11-25 19:21:21,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:21:21,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:21,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:21:21,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:21:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:21:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:21:21,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:21:21,168 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:21:21,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:21:21,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:21:21,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:21:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:21:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:21:21,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:21:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:21:21,447 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:21:21,448 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:21:22,270 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:21:22,539 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:21:22,540 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 19:21:22,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:21:22 BoogieIcfgContainer [2021-11-25 19:21:22,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:21:22,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:21:22,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:21:22,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:21:22,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:21:19" (1/3) ... [2021-11-25 19:21:22,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64df7385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:21:22, skipping insertion in model container [2021-11-25 19:21:22,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:20" (2/3) ... [2021-11-25 19:21:22,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64df7385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:21:22, skipping insertion in model container [2021-11-25 19:21:22,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:21:22" (3/3) ... [2021-11-25 19:21:22,552 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test2-1.i [2021-11-25 19:21:22,558 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:21:22,558 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-25 19:21:22,608 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:21:22,615 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 19:21:22,615 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-25 19:21:22,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 100 states have (on average 1.82) internal successors, (182), 113 states have internal predecessors, (182), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 19:21:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 19:21:22,639 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:21:22,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 19:21:22,640 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:21:22,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:21:22,645 INFO L85 PathProgramCache]: Analyzing trace with hash 22945886, now seen corresponding path program 1 times [2021-11-25 19:21:22,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:21:22,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419059246] [2021-11-25 19:21:22,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:22,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:21:22,800 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:21:22,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1206086264] [2021-11-25 19:21:22,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:22,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:22,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:22,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:21:22,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:21:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:21:22,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 19:21:22,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:21:23,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:21:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:23,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-11-25 19:21:23,191 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 19:21:23,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:21:23,192 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:21:23,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419059246] [2021-11-25 19:21:23,193 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:21:23,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206086264] [2021-11-25 19:21:23,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1206086264] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:21:23,194 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:21:23,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:21:23,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438389911] [2021-11-25 19:21:23,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:21:23,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:21:23,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:21:23,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:21:23,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:21:23,253 INFO L87 Difference]: Start difference. First operand has 119 states, 100 states have (on average 1.82) internal successors, (182), 113 states have internal predecessors, (182), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:21:24,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:21:24,803 INFO L93 Difference]: Finished difference Result 308 states and 522 transitions. [2021-11-25 19:21:24,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:21:24,808 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 19:21:24,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:21:24,819 INFO L225 Difference]: With dead ends: 308 [2021-11-25 19:21:24,820 INFO L226 Difference]: Without dead ends: 187 [2021-11-25 19:21:24,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:21:24,827 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 75 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:21:24,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 337 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:21:24,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-25 19:21:24,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 121. [2021-11-25 19:21:24,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 103 states have (on average 1.2718446601941749) internal successors, (131), 115 states have internal predecessors, (131), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 19:21:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 147 transitions. [2021-11-25 19:21:24,882 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 147 transitions. Word has length 4 [2021-11-25 19:21:24,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:21:24,882 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 147 transitions. [2021-11-25 19:21:24,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:21:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 147 transitions. [2021-11-25 19:21:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 19:21:24,885 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:21:24,885 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:21:24,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:21:25,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:25,098 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:21:25,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:21:25,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1811846183, now seen corresponding path program 1 times [2021-11-25 19:21:25,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:21:25,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010553879] [2021-11-25 19:21:25,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:25,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:21:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:21:25,209 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 19:21:25,209 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:21:25,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010553879] [2021-11-25 19:21:25,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010553879] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:21:25,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:21:25,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:21:25,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045645814] [2021-11-25 19:21:25,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:21:25,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:21:25,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:21:25,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:21:25,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:21:25,212 INFO L87 Difference]: Start difference. First operand 121 states and 147 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 19:21:26,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:21:26,170 INFO L93 Difference]: Finished difference Result 230 states and 289 transitions. [2021-11-25 19:21:26,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:21:26,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-25 19:21:26,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:21:26,176 INFO L225 Difference]: With dead ends: 230 [2021-11-25 19:21:26,176 INFO L226 Difference]: Without dead ends: 174 [2021-11-25 19:21:26,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:21:26,178 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 61 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:21:26,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 343 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 19:21:26,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-11-25 19:21:26,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 121. [2021-11-25 19:21:26,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 103 states have (on average 1.2621359223300972) internal successors, (130), 115 states have internal predecessors, (130), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 19:21:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 146 transitions. [2021-11-25 19:21:26,195 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 146 transitions. Word has length 20 [2021-11-25 19:21:26,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:21:26,196 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 146 transitions. [2021-11-25 19:21:26,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 19:21:26,196 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 146 transitions. [2021-11-25 19:21:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 19:21:26,197 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:21:26,197 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] [2021-11-25 19:21:26,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:21:26,198 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:21:26,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:21:26,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1081850416, now seen corresponding path program 1 times [2021-11-25 19:21:26,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:21:26,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562828201] [2021-11-25 19:21:26,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:26,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:21:26,352 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:21:26,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [829790050] [2021-11-25 19:21:26,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:26,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:26,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:26,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:21:26,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:21:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:21:26,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:21:26,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:21:27,152 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 19:21:27,152 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:21:27,153 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:21:27,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562828201] [2021-11-25 19:21:27,153 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:21:27,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829790050] [2021-11-25 19:21:27,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829790050] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:21:27,153 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:21:27,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:21:27,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025512584] [2021-11-25 19:21:27,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:21:27,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:21:27,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:21:27,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:21:27,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:21:27,156 INFO L87 Difference]: Start difference. First operand 121 states and 146 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 19:21:27,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:21:27,689 INFO L93 Difference]: Finished difference Result 288 states and 352 transitions. [2021-11-25 19:21:27,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:21:27,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 28 [2021-11-25 19:21:27,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:21:27,695 INFO L225 Difference]: With dead ends: 288 [2021-11-25 19:21:27,695 INFO L226 Difference]: Without dead ends: 172 [2021-11-25 19:21:27,696 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 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 19:21:27,698 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 49 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:21:27,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 256 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 19:21:27,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-11-25 19:21:27,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 168. [2021-11-25 19:21:27,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 145 states have (on average 1.2620689655172415) internal successors, (183), 162 states have internal predecessors, (183), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 5 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:21:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 209 transitions. [2021-11-25 19:21:27,718 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 209 transitions. Word has length 28 [2021-11-25 19:21:27,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:21:27,719 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 209 transitions. [2021-11-25 19:21:27,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 19:21:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 209 transitions. [2021-11-25 19:21:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 19:21:27,721 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:21:27,721 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:21:27,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-25 19:21:27,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:27,935 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:21:27,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:21:27,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1435534316, now seen corresponding path program 1 times [2021-11-25 19:21:27,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:21:27,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244718891] [2021-11-25 19:21:27,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:27,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:21:27,989 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:21:27,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [869783238] [2021-11-25 19:21:27,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:27,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:27,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:27,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:21:27,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:21:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:21:28,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:21:28,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:21:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:21:28,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:21:28,610 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:21:28,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244718891] [2021-11-25 19:21:28,611 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:21:28,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869783238] [2021-11-25 19:21:28,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869783238] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:21:28,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:21:28,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:21:28,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79976721] [2021-11-25 19:21:28,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:21:28,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:21:28,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:21:28,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:21:28,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:21:28,617 INFO L87 Difference]: Start difference. First operand 168 states and 209 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:21:29,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:21:29,602 INFO L93 Difference]: Finished difference Result 320 states and 404 transitions. [2021-11-25 19:21:29,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:21:29,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2021-11-25 19:21:29,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:21:29,609 INFO L225 Difference]: With dead ends: 320 [2021-11-25 19:21:29,609 INFO L226 Difference]: Without dead ends: 170 [2021-11-25 19:21:29,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 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 19:21:29,611 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 1 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:21:29,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 374 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 19:21:29,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-11-25 19:21:29,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 170. [2021-11-25 19:21:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 146 states have (on average 1.2671232876712328) internal successors, (185), 164 states have internal predecessors, (185), 13 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 5 states have call predecessors, (14), 13 states have call successors, (14) [2021-11-25 19:21:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 212 transitions. [2021-11-25 19:21:29,630 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 212 transitions. Word has length 41 [2021-11-25 19:21:29,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:21:29,630 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 212 transitions. [2021-11-25 19:21:29,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:21:29,631 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 212 transitions. [2021-11-25 19:21:29,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 19:21:29,632 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:21:29,632 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] [2021-11-25 19:21:29,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:21:29,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:29,847 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 19:21:29,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:21:29,847 INFO L85 PathProgramCache]: Analyzing trace with hash -2090279668, now seen corresponding path program 1 times [2021-11-25 19:21:29,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:21:29,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963998922] [2021-11-25 19:21:29,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:29,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:21:29,895 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:21:29,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1717181780] [2021-11-25 19:21:29,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:21:29,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:21:29,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:29,906 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:21:29,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_619e5898-b272-4af4-9415-de4087c54f50/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:21:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:21:32,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 19:21:32,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:21:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 19:21:32,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:21:32,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:21:32,489 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:21:32,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963998922] [2021-11-25 19:21:32,489 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:21:32,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717181780] [2021-11-25 19:21:32,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717181780] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:21:32,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1873470649] [2021-11-25 19:21:32,515 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-25 19:21:32,515 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:21:32,520 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:21:32,526 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:21:32,526 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:21:32,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:21:32,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:21:32,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,671 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:21:32,672 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 19:21:32,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:21:32,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,693 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 19:21:32,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:21:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,768 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 19:21:32,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 19:21:32,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,815 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:21:32,817 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 19:21:32,833 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 19:21:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,857 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 19:21:32,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:32,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 19:21:32,939 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 19:21:32,950 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 19:21:33,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,316 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 19:21:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,334 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 19:21:33,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2021-11-25 19:21:33,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-25 19:21:33,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:21:33,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:21:33,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,550 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 19:21:33,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,571 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 19:21:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,632 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 19:21:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,713 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:21:33,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 19:21:33,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,739 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 19:21:33,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,773 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 19:21:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:33,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:21:33,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 19:21:33,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:21:33,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:21:33,976 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:21:33,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 58 [2021-11-25 19:21:34,008 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 19:21:34,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 56 [2021-11-25 19:21:34,039 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:21:34,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 19:21:34,085 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 19:21:34,091 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 19:21:34,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 19:21:34,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:21:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:21:34,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:21:34,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:21:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:21:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:34,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:21:41,270 WARN L227 SmtUtils]: Spent 6.68s 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 19:21:41,271 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:21:41,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:21:41,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:50,273 WARN L227 SmtUtils]: Spent 8.87s 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 19:21:50,274 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:21:50,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:21:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:21:50,900 INFO L244 Elim1Store]: Index analysis took 357 ms [2021-11-25 19:22:02,270 WARN L227 SmtUtils]: Spent 11.05s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:22:02,271 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 19:22:02,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 19:22:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:02,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:02,938 INFO L244 Elim1Store]: Index analysis took 193 ms [2021-11-25 19:22:04,213 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 19:22:04,214 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 19:22:04,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:04,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:04,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:04,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:22:05,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:05,154 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:22:05,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 19:22:05,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:05,506 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:22:05,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 19:22:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:05,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-25 19:22:05,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:05,788 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 19:22:05,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 20 [2021-11-25 19:22:05,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:05,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:05,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:05,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:05,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 19:22:06,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:06,285 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-25 19:22:06,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 26 [2021-11-25 19:22:06,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:06,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:06,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 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 19:22:06,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:06,556 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:06,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:06,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 19:22:06,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:08,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:08,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:08,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,164 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 19:22:08,169 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 2697 treesize of output 2241 [2021-11-25 19:22:08,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:08,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,374 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 2704 treesize of output 2248 [2021-11-25 19:22:08,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:08,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:08,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:08,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:08,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:08,821 INFO L244 Elim1Store]: Index analysis took 214 ms [2021-11-25 19:22:08,823 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 2804 treesize of output 2342 [2021-11-25 19:22:09,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:09,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:09,247 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-11-25 19:22:09,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2692 treesize of output 2242 [2021-11-25 19:22:09,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:09,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:09,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:09,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:09,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:09,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:10,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,424 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 19:22:10,426 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 2697 treesize of output 2241 [2021-11-25 19:22:10,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,634 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 2704 treesize of output 2248 [2021-11-25 19:22:10,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:10,828 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 2804 treesize of output 2342 [2021-11-25 19:22:10,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:11,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,087 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 19:22:11,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2692 treesize of output 2242 [2021-11-25 19:22:11,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:11,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:11,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:11,539 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:11,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:11,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:11,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:11,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,074 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:22:12,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2736 treesize of output 2532 [2021-11-25 19:22:12,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:12,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,496 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:22:12,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2636 treesize of output 2438 [2021-11-25 19:22:12,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:12,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:12,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,756 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:22:12,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2624 treesize of output 1 [2021-11-25 19:22:12,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:12,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:12,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:12,975 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:22:12,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2629 treesize of output 1 [2021-11-25 19:22:13,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:13,482 INFO L244 Elim1Store]: Index analysis took 232 ms [2021-11-25 19:22:14,832 INFO L354 Elim1Store]: treesize reduction 553, result has 70.1 percent of original size [2021-11-25 19:22:14,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2701 treesize of output 3540 [2021-11-25 19:22:15,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:15,428 INFO L244 Elim1Store]: Index analysis took 134 ms [2021-11-25 19:22:17,240 INFO L354 Elim1Store]: treesize reduction 551, result has 70.6 percent of original size [2021-11-25 19:22:17,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2813 treesize of output 3666 [2021-11-25 19:22:17,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:17,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:17,977 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 19:22:18,227 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 19:22:18,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2713 treesize of output 1 [2021-11-25 19:22:18,625 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 19:22:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:18,973 INFO L354 Elim1Store]: treesize reduction 1850, result has 0.1 percent of original size [2021-11-25 19:22:18,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 2706 treesize of output 1 [2021-11-25 19:22:20,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:20,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:20,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,218 INFO L244 Elim1Store]: Index analysis took 104 ms [2021-11-25 19:22:20,477 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 19:22:20,478 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 2697 treesize of output 2303 [2021-11-25 19:22:20,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,768 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 19:22:20,804 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:22:20,805 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 2704 treesize of output 1 [2021-11-25 19:22:20,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:20,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:20,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:20,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:21,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,105 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 19:22:21,268 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:22:21,268 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 2804 treesize of output 2388 [2021-11-25 19:22:21,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:21,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:21,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:21,625 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 19:22:21,672 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:22:21,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2692 treesize of output 1 [2021-11-25 19:22:21,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:21,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:21,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:22,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:22,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:22,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:23,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:23,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2603 treesize of output 2239 [2021-11-25 19:22:23,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:23,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:23,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2715 treesize of output 2339 [2021-11-25 19:22:23,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:23,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2615 treesize of output 2245 [2021-11-25 19:22:24,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:24,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:24,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:24,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:24,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2608 treesize of output 2238 [2021-11-25 19:22:24,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,155 INFO L354 Elim1Store]: treesize reduction 430, result has 62.8 percent of original size [2021-11-25 19:22:25,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2680 treesize of output 2966 [2021-11-25 19:22:25,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:25,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,509 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:22:25,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2685 treesize of output 1 [2021-11-25 19:22:25,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:25,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:25,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:25,824 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 19:22:26,561 INFO L354 Elim1Store]: treesize reduction 430, result has 63.2 percent of original size [2021-11-25 19:22:26,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2792 treesize of output 3078 [2021-11-25 19:22:26,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:26,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:26,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:26,947 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:22:26,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2692 treesize of output 1 [2021-11-25 19:22:27,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,839 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,873 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:27,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,551 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 2683 treesize of output 2245 [2021-11-25 19:22:28,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:28,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,755 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 2783 treesize of output 2339 [2021-11-25 19:22:28,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:28,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:28,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:28,970 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 2676 treesize of output 2238 [2021-11-25 19:22:29,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:29,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:29,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2671 treesize of output 2239 [2021-11-25 19:22:29,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:29,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:30,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:30,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:30,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:30,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:31,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:31,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2603 treesize of output 2239 [2021-11-25 19:22:31,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:31,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:31,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2715 treesize of output 2339 [2021-11-25 19:22:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2615 treesize of output 2245 [2021-11-25 19:22:31,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:31,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2608 treesize of output 2238 [2021-11-25 19:22:32,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,162 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 19:22:32,180 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:22:32,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2680 treesize of output 2242 [2021-11-25 19:22:32,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,445 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-11-25 19:22:32,463 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:22:32,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2685 treesize of output 2241 [2021-11-25 19:22:32,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:32,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:32,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:32,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:32,987 INFO L244 Elim1Store]: Index analysis took 232 ms [2021-11-25 19:22:33,006 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:22:33,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2792 treesize of output 2342 [2021-11-25 19:22:33,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:22:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:33,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:33,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:33,225 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:22:33,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2692 treesize of output 2248 [2021-11-25 19:22:34,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:34,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:35,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:36,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:36,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:36,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:22:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:39,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:39,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:39,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:22:39,268 INFO L244 Elim1Store]: Index analysis took 207 ms [2021-11-25 19:22:44,203 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 19:22:44,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 9 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 165033 treesize of output 165311 [2021-11-25 19:25:26,292 WARN L227 SmtUtils]: Spent 16.01s on a formula simplification. DAG size of input: 2169 DAG size of output: 2169 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 19:28:57,347 WARN L227 SmtUtils]: Spent 16.26s on a formula simplification. DAG size of input: 2168 DAG size of output: 2168 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 19:30:40,527 WARN L227 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 2167 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)