./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/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_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/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_b71b601a-e822-45e1-8abd-efd2cd1989c7/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 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:55:35,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:55:35,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:55:35,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:55:35,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:55:35,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:55:35,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:55:35,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:55:35,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:55:35,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:55:35,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:55:36,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:55:36,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:55:36,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:55:36,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:55:36,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:55:36,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:55:36,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:55:36,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:55:36,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:55:36,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:55:36,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:55:36,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:55:36,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:55:36,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:55:36,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:55:36,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:55:36,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:55:36,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:55:36,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:55:36,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:55:36,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:55:36,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:55:36,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:55:36,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:55:36,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:55:36,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:55:36,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:55:36,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:55:36,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:55:36,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:55:36,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:55:36,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:55:36,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:55:36,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:55:36,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:55:36,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:55:36,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:55:36,104 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:55:36,104 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:55:36,104 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:55:36,105 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:55:36,105 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:55:36,105 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:55:36,105 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:55:36,106 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:55:36,106 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:55:36,106 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:55:36,106 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:55:36,107 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:55:36,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:55:36,108 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:55:36,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:55:36,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:55:36,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:55:36,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:55:36,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:55:36,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:55:36,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:55:36,109 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:55:36,110 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:55:36,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:55:36,110 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:55:36,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:55:36,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:55:36,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:55:36,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:55:36,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:55:36,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:55:36,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:55:36,112 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:55:36,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:55:36,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:55:36,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:55:36,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:55:36,113 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_b71b601a-e822-45e1-8abd-efd2cd1989c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2021-11-25 19:55:36,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:55:36,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:55:36,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:55:36,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:55:36,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:55:36,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-25 19:55:36,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/data/5ffaaf9d1/0c4ea76e4f4248cdbfd2519437898090/FLAG80565f609 [2021-11-25 19:55:37,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:55:37,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2021-11-25 19:55:37,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/data/5ffaaf9d1/0c4ea76e4f4248cdbfd2519437898090/FLAG80565f609 [2021-11-25 19:55:37,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/data/5ffaaf9d1/0c4ea76e4f4248cdbfd2519437898090 [2021-11-25 19:55:37,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:55:37,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:55:37,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:55:37,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:55:37,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:55:37,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:37" (1/1) ... [2021-11-25 19:55:37,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb034cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:37, skipping insertion in model container [2021-11-25 19:55:37,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:37" (1/1) ... [2021-11-25 19:55:37,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:55:37,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:55:38,082 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_b71b601a-e822-45e1-8abd-efd2cd1989c7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-25 19:55:38,231 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_b71b601a-e822-45e1-8abd-efd2cd1989c7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-25 19:55:38,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:55:38,251 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:55:38,303 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_b71b601a-e822-45e1-8abd-efd2cd1989c7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2021-11-25 19:55:38,430 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_b71b601a-e822-45e1-8abd-efd2cd1989c7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2021-11-25 19:55:38,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:55:38,483 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:55:38,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38 WrapperNode [2021-11-25 19:55:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:55:38,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:55:38,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:55:38,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:55:38,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,638 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 19:55:38,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:55:38,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:55:38,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:55:38,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:55:38,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:55:38,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:55:38,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:55:38,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:55:38,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (1/1) ... [2021-11-25 19:55:38,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:55:38,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:55:38,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:55:38,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:55:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:55:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:55:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:55:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:55:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:55:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:55:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:55:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:55:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:55:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:55:39,159 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:55:39,161 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:55:40,567 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:55:41,084 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:55:41,084 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 19:55:41,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:41 BoogieIcfgContainer [2021-11-25 19:55:41,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:55:41,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:55:41,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:55:41,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:55:41,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:55:37" (1/3) ... [2021-11-25 19:55:41,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4d581c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:55:41, skipping insertion in model container [2021-11-25 19:55:41,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:38" (2/3) ... [2021-11-25 19:55:41,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4d581c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:55:41, skipping insertion in model container [2021-11-25 19:55:41,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:41" (3/3) ... [2021-11-25 19:55:41,105 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test5-1.i [2021-11-25 19:55:41,112 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:55:41,112 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 19:55:41,191 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:55:41,204 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:55:41,204 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 19:55:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 19:55:41,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 19:55:41,231 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:55:41,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 19:55:41,232 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:55:41,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:55:41,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1119808, now seen corresponding path program 1 times [2021-11-25 19:55:41,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:55:41,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058870401] [2021-11-25 19:55:41,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:41,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:55:41,457 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:55:41,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [205710865] [2021-11-25 19:55:41,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:41,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:41,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:55:41,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:55:41,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:55:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:55:41,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:55:41,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:55:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:55:41,776 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:55:41,777 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:55:41,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058870401] [2021-11-25 19:55:41,777 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:55:41,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205710865] [2021-11-25 19:55:41,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205710865] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:55:41,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:55:41,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 19:55:41,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377786061] [2021-11-25 19:55:41,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:55:41,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:55:41,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:55:41,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:55:41,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:55:41,834 INFO L87 Difference]: Start difference. First operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:44,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:55:44,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:55:44,300 INFO L93 Difference]: Finished difference Result 476 states and 831 transitions. [2021-11-25 19:55:44,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:55:44,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 19:55:44,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:55:44,333 INFO L225 Difference]: With dead ends: 476 [2021-11-25 19:55:44,333 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 19:55:44,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:55:44,342 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 159 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:55:44,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 351 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 19:55:44,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 19:55:44,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 19:55:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:55:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 19:55:44,421 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 19:55:44,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:55:44,421 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 19:55:44,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 19:55:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 19:55:44,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:55:44,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:55:44,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:55:44,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 19:55:44,652 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:55:44,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:55:44,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1087819107, now seen corresponding path program 1 times [2021-11-25 19:55:44,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:55:44,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248709080] [2021-11-25 19:55:44,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:44,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:55:45,039 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:55:45,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1272195871] [2021-11-25 19:55:45,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:45,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:45,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:55:45,046 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:55:45,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:55:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:55:46,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:55:46,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:55:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:55:46,375 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:55:46,375 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:55:46,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248709080] [2021-11-25 19:55:46,376 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:55:46,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272195871] [2021-11-25 19:55:46,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272195871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:55:46,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:55:46,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:55:46,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404884302] [2021-11-25 19:55:46,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:55:46,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:55:46,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:55:46,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:55:46,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:55:46,381 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:50,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:55:51,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:55:51,439 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 19:55:51,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:55:51,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 19:55:51,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:55:51,454 INFO L225 Difference]: With dead ends: 312 [2021-11-25 19:55:51,454 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 19:55:51,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:55:51,457 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 116 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:55:51,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 534 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2021-11-25 19:55:51,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 19:55:51,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 19:55:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:55:51,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 19:55:51,509 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 19:55:51,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:55:51,509 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 19:55:51,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 19:55:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 19:55:51,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:55:51,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:55:51,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:55:51,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:51,740 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:55:51,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:55:51,741 INFO L85 PathProgramCache]: Analyzing trace with hash -637345286, now seen corresponding path program 1 times [2021-11-25 19:55:51,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:55:51,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822197667] [2021-11-25 19:55:51,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:51,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:55:52,002 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:55:52,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1398954019] [2021-11-25 19:55:52,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:52,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:52,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:55:52,004 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:55:52,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:55:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:55:53,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:55:53,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:55:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:55:53,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:55:53,624 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:55:53,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822197667] [2021-11-25 19:55:53,624 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:55:53,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398954019] [2021-11-25 19:55:53,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398954019] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:55:53,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:55:53,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:55:53,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902923574] [2021-11-25 19:55:53,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:55:53,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:55:53,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:55:53,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:55:53,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:55:53,628 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:55,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:55:55,613 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 19:55:55,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:55:55,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 19:55:55,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:55:55,623 INFO L225 Difference]: With dead ends: 307 [2021-11-25 19:55:55,623 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 19:55:55,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:55:55,625 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:55:55,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-25 19:55:55,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 19:55:55,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 19:55:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:55:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 19:55:55,654 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 19:55:55,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:55:55,655 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 19:55:55,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 19:55:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 19:55:55,658 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:55:55,658 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:55:55,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:55:55,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:55,884 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:55:55,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:55:55,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1691543126, now seen corresponding path program 1 times [2021-11-25 19:55:55,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:55:55,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681282310] [2021-11-25 19:55:55,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:55,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:55:56,121 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:55:56,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [803564722] [2021-11-25 19:55:56,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:56,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:56,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:55:56,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:55:56,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:55:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:55:57,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:55:57,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:55:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:55:57,735 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:55:57,735 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:55:57,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681282310] [2021-11-25 19:55:57,735 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:55:57,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [803564722] [2021-11-25 19:55:57,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [803564722] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:55:57,736 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:55:57,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:55:57,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828394128] [2021-11-25 19:55:57,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:55:57,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:55:57,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:55:57,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:55:57,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:55:57,738 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:59,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:55:59,708 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 19:55:59,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:55:59,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 19:55:59,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:55:59,719 INFO L225 Difference]: With dead ends: 589 [2021-11-25 19:55:59,719 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 19:55:59,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:55:59,722 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:55:59,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 19:55:59,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 19:55:59,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 19:55:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:55:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 19:55:59,757 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 19:55:59,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:55:59,757 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 19:55:59,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:55:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 19:55:59,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 19:55:59,761 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:55:59,762 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:55:59,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:55:59,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:55:59,988 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:55:59,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:55:59,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1425254209, now seen corresponding path program 1 times [2021-11-25 19:55:59,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:55:59,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985850664] [2021-11-25 19:55:59,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:55:59,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:56:00,151 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:56:00,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [869968424] [2021-11-25 19:56:00,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:56:00,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:56:00,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:56:00,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:56:00,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:56:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:56:01,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:56:01,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:56:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:56:01,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:56:01,585 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:56:01,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985850664] [2021-11-25 19:56:01,585 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:56:01,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869968424] [2021-11-25 19:56:01,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869968424] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:56:01,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:56:01,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:56:01,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084850757] [2021-11-25 19:56:01,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:56:01,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:56:01,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:56:01,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:56:01,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:56:01,590 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:56:04,573 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:56:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:56:04,764 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 19:56:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:56:04,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 19:56:04,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:56:04,772 INFO L225 Difference]: With dead ends: 678 [2021-11-25 19:56:04,772 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 19:56:04,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:56:04,775 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s 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, 3.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:56:04,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-11-25 19:56:04,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 19:56:04,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 19:56:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:56:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 19:56:04,804 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 19:56:04,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:56:04,804 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 19:56:04,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:56:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 19:56:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 19:56:04,808 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:56:04,808 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:56:04,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 19:56:05,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:56:05,026 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:56:05,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:56:05,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1252483932, now seen corresponding path program 1 times [2021-11-25 19:56:05,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:56:05,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803094138] [2021-11-25 19:56:05,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:56:05,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:56:05,104 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:56:05,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [552778024] [2021-11-25 19:56:05,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:56:05,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:56:05,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:56:05,112 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:56:05,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:56:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:56:09,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:56:09,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:56:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 19:56:09,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:56:09,621 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:56:09,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803094138] [2021-11-25 19:56:09,622 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:56:09,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552778024] [2021-11-25 19:56:09,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552778024] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:56:09,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:56:09,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:56:09,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909845832] [2021-11-25 19:56:09,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:56:09,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:56:09,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:56:09,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:56:09,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:56:09,625 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:56:11,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:56:11,536 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 19:56:11,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:56:11,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 19:56:11,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:56:11,544 INFO L225 Difference]: With dead ends: 684 [2021-11-25 19:56:11,544 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 19:56:11,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:56:11,546 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:56:11,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 19:56:11,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 19:56:11,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 19:56:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 19:56:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 19:56:11,570 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 19:56:11,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:56:11,570 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 19:56:11,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:56:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 19:56:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 19:56:11,572 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:56:11,573 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:56:11,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 19:56:11,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 19:56:11,790 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:56:11,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:56:11,790 INFO L85 PathProgramCache]: Analyzing trace with hash -754730984, now seen corresponding path program 1 times [2021-11-25 19:56:11,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:56:11,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223744826] [2021-11-25 19:56:11,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:56:11,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:56:11,868 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:56:11,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2095228106] [2021-11-25 19:56:11,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:56:11,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:56:11,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:56:11,875 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:56:11,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b71b601a-e822-45e1-8abd-efd2cd1989c7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 19:56:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:56:15,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:56:15,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:56:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 19:56:15,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:56:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:56:16,069 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:56:16,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223744826] [2021-11-25 19:56:16,070 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:56:16,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095228106] [2021-11-25 19:56:16,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095228106] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:56:16,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2026503445] [2021-11-25 19:56:16,093 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 19:56:16,093 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:56:16,098 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:56:16,103 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:56:16,103 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:56:16,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,344 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:56:16,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 19:56:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:56:16,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:56:16,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,432 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 19:56:16,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-25 19:56:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,482 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:56:16,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 19:56:16,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:56:16,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:56:16,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:56:16,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 19:56:16,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:56:16,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:56:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:16,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:56:17,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:56:17,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:56:17,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:56:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:56:17,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:56:17,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:56:17,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:56:17,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,394 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:56:17,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 19:56:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 19:56:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:56:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:56:17,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:56:17,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:56:17,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:56:17,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:56:17,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:56:17,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:56:17,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:56:17,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:56:17,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:56:17,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:56:17,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:56:17,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:56:17,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:56:17,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:17,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:56:17,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:18,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:56:24,105 WARN L227 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:56:24,106 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:56:24,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:56:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:34,654 WARN L227 SmtUtils]: Spent 10.41s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:56:34,654 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:56:34,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:56:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:35,344 INFO L244 Elim1Store]: Index analysis took 449 ms [2021-11-25 19:56:47,269 WARN L227 SmtUtils]: Spent 11.69s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:56:47,270 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 19:56:47,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 19:56:47,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:47,854 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-11-25 19:56:47,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:56:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:48,278 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-11-25 19:56:48,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 19:56:48,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:48,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:48,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,048 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 19:56:49,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 19:56:49,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,458 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:56:49,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 19:56:49,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:49,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:56:49,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,789 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:56:49,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:56:49,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:49,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:49,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-25 19:56:49,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,105 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:56:50,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 19:56:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,328 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 19:56:50,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 19:56:50,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:50,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:50,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 19:56:50,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:50,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:51,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:51,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:51,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:51,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:51,914 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 19:56:51,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:56:52,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:52,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:52,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:52,115 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-11-25 19:56:52,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:56:52,352 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:52,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:53,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,334 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 19:56:53,569 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 19:56:53,569 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 2306 [2021-11-25 19:56:53,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:53,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:53,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:54,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:54,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:54,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:54,110 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-11-25 19:56:54,225 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:56:54,226 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 2384 [2021-11-25 19:56:54,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:54,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 19:56:55,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:55,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 19:56:56,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:56,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:56,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:56,758 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 19:56:56,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 19:56:56,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:56,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:56,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:56,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:57,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:57,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:57,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:57,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:57,692 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 19:56:57,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 19:56:57,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:57,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:57,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:56:58,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:56:58,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:58,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,703 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:56:58,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:56:58,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:58,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:58,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:58,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:58,999 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 19:56:59,012 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:56:59,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 19:56:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:56:59,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:56:59,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:56:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:56:59,798 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:56:59,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 19:56:59,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:56:59,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:00,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:00,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:57:00,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:57:00,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,153 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:57:00,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 19:57:00,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:00,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:00,531 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-25 19:57:01,691 INFO L354 Elim1Store]: treesize reduction 1299, result has 30.6 percent of original size [2021-11-25 19:57:01,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 2914 [2021-11-25 19:57:01,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:02,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:02,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:02,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:02,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:02,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:02,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:02,490 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-25 19:57:03,451 INFO L354 Elim1Store]: treesize reduction 1289, result has 29.3 percent of original size [2021-11-25 19:57:03,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2780 [2021-11-25 19:57:04,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:04,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:04,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:04,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:04,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:04,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:57:05,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,335 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-11-25 19:57:05,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:57:05,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:05,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:57:05,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:57:05,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:05,806 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 19:57:05,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:57:06,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,352 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:06,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:07,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:07,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:57:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:08,270 INFO L244 Elim1Store]: Index analysis took 187 ms [2021-11-25 19:57:09,133 INFO L354 Elim1Store]: treesize reduction 2096, result has 10.4 percent of original size [2021-11-25 19:57:09,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 7891 treesize of output 7665 [2021-11-25 19:57:11,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:11,235 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-11-25 19:57:11,466 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-25 19:57:11,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4034 treesize of output 3578 [2021-11-25 19:57:13,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:13,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:13,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:57:13,932 INFO L244 Elim1Store]: Index analysis took 328 ms [2021-11-25 19:57:20,146 WARN L227 SmtUtils]: Spent 5.89s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:57:20,147 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 19:57:20,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 136599 treesize of output 137059