./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/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 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:08:57,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:08:57,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:08:57,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:08:57,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:08:57,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:08:57,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:08:57,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:08:57,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:08:57,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:08:57,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:08:57,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:08:57,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:08:57,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:08:57,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:08:57,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:08:57,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:08:57,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:08:57,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:08:57,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:08:57,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:08:57,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:08:57,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:08:57,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:08:57,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:08:57,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:08:57,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:08:57,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:08:57,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:08:57,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:08:57,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:08:57,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:08:57,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:08:57,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:08:57,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:08:57,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:08:57,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:08:57,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:08:57,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:08:57,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:08:57,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:08:57,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:08:57,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:08:57,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:08:57,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:08:57,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:08:57,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:08:57,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:08:57,497 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:08:57,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:08:57,498 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:08:57,498 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:08:57,498 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:08:57,498 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:08:57,499 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:08:57,499 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:08:57,499 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:08:57,500 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:08:57,500 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:08:57,500 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:08:57,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:08:57,501 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:08:57,501 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:08:57,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:08:57,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:08:57,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:08:57,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:08:57,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:08:57,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:08:57,503 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:08:57,503 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:08:57,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:08:57,504 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:08:57,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:08:57,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:08:57,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:08:57,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:08:57,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:08:57,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:08:57,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:08:57,506 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:08:57,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:08:57,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:08:57,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:08:57,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:08:57,507 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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-11-25 20:08:57,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:08:57,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:08:57,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:08:57,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:08:57,806 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:08:57,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-25 20:08:57,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/data/6e6a82153/f9d4cce1cd0240628f05ce48d68f9c60/FLAG01152adce [2021-11-25 20:08:58,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:08:58,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-25 20:08:58,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/data/6e6a82153/f9d4cce1cd0240628f05ce48d68f9c60/FLAG01152adce [2021-11-25 20:08:58,855 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/data/6e6a82153/f9d4cce1cd0240628f05ce48d68f9c60 [2021-11-25 20:08:58,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:08:58,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:08:58,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:58,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:08:58,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:08:58,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:58" (1/1) ... [2021-11-25 20:08:58,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715d16f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:58, skipping insertion in model container [2021-11-25 20:08:58,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:58" (1/1) ... [2021-11-25 20:08:58,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:08:58,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:08:59,357 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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-25 20:08:59,478 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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-25 20:08:59,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:59,522 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:08:59,571 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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-25 20:08:59,649 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_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-25 20:08:59,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:59,739 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:08:59,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59 WrapperNode [2021-11-25 20:08:59,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:59,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:59,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:08:59,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:08:59,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:08:59,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:08:59,896 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-25 20:08:59,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:59,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:08:59,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:08:59,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:08:59,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:08:59,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:08:59,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:08:59,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:09:00,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:09:00,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:09:00,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:09:00,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:09:00,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:09:00,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:09:00,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:09:00,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (1/1) ... [2021-11-25 20:09:00,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:09:00,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:00,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:09:00,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:09:00,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:09:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:09:00,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:09:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:09:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:09:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:09:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:09:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:09:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:09:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:09:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:09:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:09:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:09:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:09:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:09:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:09:00,470 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:09:00,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:09:02,037 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:09:02,576 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:09:02,577 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-25 20:09:02,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:09:02 BoogieIcfgContainer [2021-11-25 20:09:02,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:09:02,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:09:02,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:09:02,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:09:02,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:08:58" (1/3) ... [2021-11-25 20:09:02,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521312e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:09:02, skipping insertion in model container [2021-11-25 20:09:02,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:59" (2/3) ... [2021-11-25 20:09:02,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521312e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:09:02, skipping insertion in model container [2021-11-25 20:09:02,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:09:02" (3/3) ... [2021-11-25 20:09:02,591 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test5-3.i [2021-11-25 20:09:02,597 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:09:02,597 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 20:09:02,657 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:09:02,668 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 20:09:02,668 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 20:09:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 20:09:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 20:09:02,698 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:02,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 20:09:02,699 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:02,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:02,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1340156, now seen corresponding path program 1 times [2021-11-25 20:09:02,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:02,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953978439] [2021-11-25 20:09:02,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:02,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:02,850 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:02,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [514429037] [2021-11-25 20:09:02,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:02,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:02,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:02,856 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:02,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:09:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:03,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:03,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:03,216 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 20:09:03,216 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:03,217 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:03,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953978439] [2021-11-25 20:09:03,217 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:03,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514429037] [2021-11-25 20:09:03,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514429037] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:03,218 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:03,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 20:09:03,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209593089] [2021-11-25 20:09:03,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:03,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:03,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:03,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:03,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:03,276 INFO L87 Difference]: Start difference. First operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:04,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:04,846 INFO L93 Difference]: Finished difference Result 528 states and 925 transitions. [2021-11-25 20:09:04,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:04,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 20:09:04,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:04,862 INFO L225 Difference]: With dead ends: 528 [2021-11-25 20:09:04,863 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 20:09:04,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:04,870 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 159 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:04,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 381 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:09:04,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 20:09:04,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 20:09:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:09:04,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 20:09:04,931 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 20:09:04,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:04,932 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 20:09:04,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 20:09:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 20:09:04,936 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:04,936 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:04,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:05,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:05,155 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:05,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:05,156 INFO L85 PathProgramCache]: Analyzing trace with hash -938569559, now seen corresponding path program 1 times [2021-11-25 20:09:05,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:05,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105357581] [2021-11-25 20:09:05,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:05,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:05,403 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:05,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1313443091] [2021-11-25 20:09:05,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:05,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:05,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:05,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:05,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:09:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:06,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:06,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:06,751 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 20:09:06,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:06,752 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:06,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105357581] [2021-11-25 20:09:06,752 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:06,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313443091] [2021-11-25 20:09:06,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313443091] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:06,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:06,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:06,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483026974] [2021-11-25 20:09:06,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:06,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:09:06,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:06,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:09:06,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:09:06,756 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:10,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:10,818 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 20:09:10,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:09:10,823 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 20:09:10,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:10,826 INFO L225 Difference]: With dead ends: 312 [2021-11-25 20:09:10,827 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 20:09:10,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:10,829 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 116 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:10,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 521 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-11-25 20:09:10,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 20:09:10,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 20:09:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:09:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 20:09:10,861 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 20:09:10,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:10,862 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 20:09:10,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 20:09:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 20:09:10,865 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:10,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:10,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:11,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-25 20:09:11,091 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:11,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:11,092 INFO L85 PathProgramCache]: Analyzing trace with hash 969115508, now seen corresponding path program 1 times [2021-11-25 20:09:11,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:11,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259363208] [2021-11-25 20:09:11,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:11,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:11,335 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:11,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1610769242] [2021-11-25 20:09:11,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:11,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:11,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:11,338 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:11,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:09:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:12,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:12,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:12,757 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 20:09:12,757 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:12,758 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:12,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259363208] [2021-11-25 20:09:12,758 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:12,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610769242] [2021-11-25 20:09:12,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610769242] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:12,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:12,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:12,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192169636] [2021-11-25 20:09:12,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:12,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:09:12,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:12,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:09:12,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:09:12,761 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:13,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:13,907 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 20:09:13,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:09:13,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 20:09:13,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:13,921 INFO L225 Difference]: With dead ends: 307 [2021-11-25 20:09:13,921 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 20:09:13,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:13,923 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:13,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:09:13,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 20:09:13,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 20:09:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:09:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 20:09:13,946 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 20:09:13,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:13,947 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 20:09:13,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 20:09:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:09:13,950 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:13,950 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:13,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:14,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:14,175 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:14,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:14,176 INFO L85 PathProgramCache]: Analyzing trace with hash -687852433, now seen corresponding path program 1 times [2021-11-25 20:09:14,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:14,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772046536] [2021-11-25 20:09:14,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:14,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:14,336 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:14,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1054167534] [2021-11-25 20:09:14,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:14,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:14,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:14,339 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:14,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:09:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:15,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:09:15,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:09:16,044 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:16,045 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:16,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772046536] [2021-11-25 20:09:16,045 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:16,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054167534] [2021-11-25 20:09:16,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054167534] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:16,045 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:16,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:16,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837701942] [2021-11-25 20:09:16,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:16,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:16,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:16,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:16,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:16,047 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:18,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:18,129 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 20:09:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:18,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 20:09:18,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:18,145 INFO L225 Difference]: With dead ends: 589 [2021-11-25 20:09:18,145 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 20:09:18,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:18,148 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:18,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 20:09:18,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 20:09:18,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 20:09:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:09:18,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 20:09:18,174 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 20:09:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:18,175 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 20:09:18,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 20:09:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:09:18,177 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:18,177 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:18,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 20:09:18,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:18,391 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:18,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:18,392 INFO L85 PathProgramCache]: Analyzing trace with hash 275991936, now seen corresponding path program 1 times [2021-11-25 20:09:18,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:18,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379843131] [2021-11-25 20:09:18,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:18,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:18,507 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:18,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [167600637] [2021-11-25 20:09:18,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:18,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:18,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:18,527 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:18,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:09:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:19,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:09:19,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:19,939 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:09:19,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:19,940 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:19,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379843131] [2021-11-25 20:09:19,940 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:19,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167600637] [2021-11-25 20:09:19,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167600637] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:19,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:19,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:19,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624342034] [2021-11-25 20:09:19,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:19,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:19,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:19,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:19,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:19,945 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:22,747 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:23,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:23,592 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 20:09:23,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:23,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 20:09:23,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:23,607 INFO L225 Difference]: With dead ends: 678 [2021-11-25 20:09:23,607 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 20:09:23,609 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:23,610 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:23,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-11-25 20:09:23,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 20:09:23,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 20:09:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:09:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 20:09:23,636 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 20:09:23,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:23,637 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 20:09:23,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 20:09:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:09:23,639 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:23,639 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:23,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-25 20:09:23,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:23,863 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:23,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:23,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1091525609, now seen corresponding path program 1 times [2021-11-25 20:09:23,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:23,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189794628] [2021-11-25 20:09:23,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:23,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:23,939 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:23,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1632497205] [2021-11-25 20:09:23,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:23,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:23,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:23,941 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:23,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:09:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:28,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:09:28,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:29,018 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:09:29,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:29,019 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:29,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189794628] [2021-11-25 20:09:29,019 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:29,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632497205] [2021-11-25 20:09:29,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632497205] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:29,019 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:29,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:09:29,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394485824] [2021-11-25 20:09:29,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:29,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:09:29,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:29,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:09:29,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:09:29,021 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:09:30,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:31,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:31,879 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 20:09:31,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:09:31,889 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 20:09:31,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:31,892 INFO L225 Difference]: With dead ends: 684 [2021-11-25 20:09:31,892 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 20:09:31,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:31,894 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:31,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-25 20:09:31,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 20:09:31,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 20:09:31,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 20:09:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 20:09:31,919 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 20:09:31,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:31,919 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 20:09:31,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:09:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 20:09:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 20:09:31,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:31,922 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:31,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:32,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 20:09:32,147 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:09:32,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:32,148 INFO L85 PathProgramCache]: Analyzing trace with hash 465521, now seen corresponding path program 1 times [2021-11-25 20:09:32,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:32,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953222797] [2021-11-25 20:09:32,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:32,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:32,218 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:32,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [165701702] [2021-11-25 20:09:32,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:32,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:32,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:32,235 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:32,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8ae88af-5ae8-4b9d-834a-21f334aca1ff/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:09:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:35,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 20:09:35,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 20:09:35,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:09:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:09:35,718 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:35,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953222797] [2021-11-25 20:09:35,718 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:35,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165701702] [2021-11-25 20:09:35,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165701702] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:09:35,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1626349608] [2021-11-25 20:09:35,751 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 20:09:35,751 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:09:35,755 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:09:35,760 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:09:35,761 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:09:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:35,939 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:09:35,940 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 20:09:35,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:35,949 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 20:09:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:35,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,005 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:09:36,005 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 20:09:36,017 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 20:09:36,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,029 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 20:09:36,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:09:36,049 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 20:09:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 20:09:36,106 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 20:09:36,117 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 20:09:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,474 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 20:09:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:36,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:36,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,548 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 20:09:36,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,591 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 20:09:36,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,675 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 20:09:36,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,735 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 20:09:36,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,757 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 20:09:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 20:09:36,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,808 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 20:09:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:36,930 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 20:09:36,934 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 20:09:36,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20:09:36,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:09:36,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:36,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:09:36,995 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 20:09:37,000 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 20:09:37,005 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 20:09:37,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:09:37,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:09:37,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 20:09:37,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:09:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 20:09:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:37,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:09:43,914 WARN L227 SmtUtils]: Spent 6.45s 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 20:09:43,915 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:09:43,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 20:09:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:51,542 WARN L227 SmtUtils]: Spent 7.52s 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 20:09:51,543 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:09:51,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 20:09:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:52,269 INFO L244 Elim1Store]: Index analysis took 471 ms [2021-11-25 20:10:02,535 WARN L227 SmtUtils]: Spent 9.94s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:10:02,536 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 20:10:02,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 20:10:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,108 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:10:03,914 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:10:03,914 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 20:10:04,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:04,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:04,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:04,240 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-11-25 20:10:04,251 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 20:10:04,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:10:04,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:04,930 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 20:10:04,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 20:10:04,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:05,422 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:05,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 20:10:05,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:05,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:05,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:05,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:10:05,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:05,722 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:10:05,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:10:05,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:05,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:05,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 20:10:05,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 20:10:06,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,540 INFO L354 Elim1Store]: treesize reduction 20, result has 62.3 percent of original size [2021-11-25 20:10:06,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 67 treesize of output 77 [2021-11-25 20:10:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 42 [2021-11-25 20:10:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:06,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:06,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 20:10:08,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2674 treesize of output 2236 [2021-11-25 20:10:08,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:08,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-25 20:10:08,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 20:10:08,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:08,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 20:10:09,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:09,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,916 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 20:10:09,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 20:10:10,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,785 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 20:10:10,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 20:10:11,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,228 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:10:11,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:10:11,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,501 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:10:11,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:10:11,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:11,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:13,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,378 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 20:10:13,466 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:10:13,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2552 [2021-11-25 20:10:13,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:13,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:13,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:13,926 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:10:13,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2458 [2021-11-25 20:10:14,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:14,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:14,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,224 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:10:14,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:10:14,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:14,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:14,401 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:10:14,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:10:14,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:14,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,645 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-11-25 20:10:15,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:10:15,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:15,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:16,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2695 treesize of output 2239 [2021-11-25 20:10:16,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:10:16,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:17,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:17,058 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 20:10:19,052 INFO L354 Elim1Store]: treesize reduction 563, result has 69.9 percent of original size [2021-11-25 20:10:19,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3650 [2021-11-25 20:10:19,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,497 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,879 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 20:10:21,182 INFO L354 Elim1Store]: treesize reduction 566, result has 69.3 percent of original size [2021-11-25 20:10:21,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2709 treesize of output 3521 [2021-11-25 20:10:21,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,986 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 20:10:21,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2704 treesize of output 1 [2021-11-25 20:10:22,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,207 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-11-25 20:10:23,306 INFO L354 Elim1Store]: treesize reduction 1918, result has 18.0 percent of original size [2021-11-25 20:10:23,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 6521 [2021-11-25 20:10:24,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:10:24,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:24,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2695 treesize of output 2239 [2021-11-25 20:10:24,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:10:25,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:25,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,408 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 20:10:25,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 20:10:25,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:25,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:25,910 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 20:10:25,926 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:10:25,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:26,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,256 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-11-25 20:10:26,271 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:10:26,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2695 treesize of output 2239 [2021-11-25 20:10:26,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:26,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:26,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,511 INFO L244 Elim1Store]: Index analysis took 157 ms [2021-11-25 20:10:26,529 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-25 20:10:26,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:10:29,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:29,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:10:30,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:30,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:10:30,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:30,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:31,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:31,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:10:31,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:31,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:31,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:10:31,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:32,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:10:33,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:33,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:10:33,441 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:33,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:33,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:10:33,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:33,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:33,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:10:34,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:34,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:34,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:34,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:34,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:34,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:34,889 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:34,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6098 [2021-11-25 20:10:35,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:35,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,119 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:35,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2627 treesize of output 2239 [2021-11-25 20:10:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,368 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:35,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 20:10:35,456 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:35,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:35,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:35,863 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:35,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 20:10:36,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:36,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:37,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,417 INFO L244 Elim1Store]: Index analysis took 196 ms [2021-11-25 20:10:45,571 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 20:10:45,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 168189 treesize of output 168457 [2021-11-25 20:13:04,545 WARN L227 SmtUtils]: Spent 7.04s on a formula simplification. DAG size of input: 1890 DAG size of output: 1891 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 20:22:13,544 WARN L227 SmtUtils]: Spent 6.58s on a formula simplification that was a NOOP. DAG size: 6055 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)