./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.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_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/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_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/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_255256c2-289d-4132-a809-397ccc16a1d4/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 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:08:46,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:08:46,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:08:46,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:08:46,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:08:46,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:08:46,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:08:46,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:08:46,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:08:46,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:08:46,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:08:46,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:08:46,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:08:46,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:08:46,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:08:46,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:08:46,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:08:46,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:08:46,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:08:46,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:08:46,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:08:46,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:08:46,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:08:46,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:08:46,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:08:46,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:08:46,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:08:46,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:08:46,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:08:46,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:08:46,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:08:46,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:08:46,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:08:46,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:08:46,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:08:46,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:08:46,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:08:46,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:08:46,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:08:46,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:08:46,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:08:46,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:08:46,761 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:08:46,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:08:46,762 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:08:46,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:08:46,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:08:46,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:08:46,769 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:08:46,770 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:08:46,770 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:08:46,770 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:08:46,771 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:08:46,771 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:08:46,771 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:08:46,772 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:08:46,772 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:08:46,772 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:08:46,772 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:08:46,772 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:08:46,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:08:46,773 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:08:46,773 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:08:46,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:08:46,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:08:46,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:08:46,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:08:46,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:08:46,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:08:46,776 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:08:46,776 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:08:46,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:08:46,777 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:08:46,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:08:46,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:08:46,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:08:46,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:08:46,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:08:46,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:08:46,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:08:46,778 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:08:46,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:08:46,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:08:46,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:08:46,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:08:46,779 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_255256c2-289d-4132-a809-397ccc16a1d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2021-11-25 20:08:47,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:08:47,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:08:47,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:08:47,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:08:47,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:08:47,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2021-11-25 20:08:47,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/data/80edd2afd/7ab0e50639db4d87964afd13de5596b2/FLAG96b2fed68 [2021-11-25 20:08:47,843 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:08:47,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2021-11-25 20:08:47,873 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/data/80edd2afd/7ab0e50639db4d87964afd13de5596b2/FLAG96b2fed68 [2021-11-25 20:08:48,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/data/80edd2afd/7ab0e50639db4d87964afd13de5596b2 [2021-11-25 20:08:48,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:08:48,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:08:48,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:48,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:08:48,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:08:48,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:48" (1/1) ... [2021-11-25 20:08:48,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb563af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:48, skipping insertion in model container [2021-11-25 20:08:48,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:48" (1/1) ... [2021-11-25 20:08:48,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:08:48,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:08:48,684 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_255256c2-289d-4132-a809-397ccc16a1d4/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2021-11-25 20:08:48,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:48,932 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:08:48,990 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_255256c2-289d-4132-a809-397ccc16a1d4/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2021-11-25 20:08:49,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:49,199 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:08:49,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49 WrapperNode [2021-11-25 20:08:49,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:49,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:49,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:08:49,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:08:49,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,377 INFO L137 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2021-11-25 20:08:49,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:49,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:08:49,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:08:49,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:08:49,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:08:49,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:08:49,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:08:49,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:08:49,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (1/1) ... [2021-11-25 20:08:49,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:08:49,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:08:49,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:08:49,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:08:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2021-11-25 20:08:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2021-11-25 20:08:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:08:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:08:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:08:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:08:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:08:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:08:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:08:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:08:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:08:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:08:49,934 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:08:49,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:08:51,799 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:08:52,631 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:08:52,631 INFO L301 CfgBuilder]: Removed 151 assume(true) statements. [2021-11-25 20:08:52,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:08:52 BoogieIcfgContainer [2021-11-25 20:08:52,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:08:52,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:08:52,640 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:08:52,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:08:52,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:08:48" (1/3) ... [2021-11-25 20:08:52,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ded2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:08:52, skipping insertion in model container [2021-11-25 20:08:52,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:49" (2/3) ... [2021-11-25 20:08:52,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ded2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:08:52, skipping insertion in model container [2021-11-25 20:08:52,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:08:52" (3/3) ... [2021-11-25 20:08:52,650 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test10-1.i [2021-11-25 20:08:52,656 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:08:52,656 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-25 20:08:52,728 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:08:52,748 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:08:52,749 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-25 20:08:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand has 259 states, 235 states have (on average 1.8340425531914895) internal successors, (431), 245 states have internal predecessors, (431), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 20:08:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 20:08:52,786 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:08:52,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 20:08:52,787 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:08:52,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:08:52,797 INFO L85 PathProgramCache]: Analyzing trace with hash 56325447, now seen corresponding path program 1 times [2021-11-25 20:08:52,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:08:52,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834354594] [2021-11-25 20:08:52,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:08:52,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:08:52,977 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:08:52,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1164520903] [2021-11-25 20:08:52,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:08:52,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:08:52,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:08:52,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:08:53,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:08:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:08:53,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 20:08:53,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:08:53,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:08:53,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:08:53,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:08:53,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 20:08:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:08:53,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:08:53,603 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:08:53,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834354594] [2021-11-25 20:08:53,604 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:08:53,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164520903] [2021-11-25 20:08:53,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164520903] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:08:53,605 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:08:53,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:08:53,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740446368] [2021-11-25 20:08:53,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:08:53,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:08:53,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:08:53,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:08:53,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:08:53,644 INFO L87 Difference]: Start difference. First operand has 259 states, 235 states have (on average 1.8340425531914895) internal successors, (431), 245 states have internal predecessors, (431), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:08:56,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:08:56,359 INFO L93 Difference]: Finished difference Result 547 states and 974 transitions. [2021-11-25 20:08:56,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:08:56,362 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 20:08:56,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:08:56,375 INFO L225 Difference]: With dead ends: 547 [2021-11-25 20:08:56,376 INFO L226 Difference]: Without dead ends: 287 [2021-11-25 20:08:56,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:08:56,384 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 29 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:08:56,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 783 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 20:08:56,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-11-25 20:08:56,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 261. [2021-11-25 20:08:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 238 states have (on average 1.218487394957983) internal successors, (290), 248 states have internal predecessors, (290), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:08:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 317 transitions. [2021-11-25 20:08:56,451 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 317 transitions. Word has length 4 [2021-11-25 20:08:56,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:08:56,451 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 317 transitions. [2021-11-25 20:08:56,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:08:56,452 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 317 transitions. [2021-11-25 20:08:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 20:08:56,454 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:08:56,454 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:08:56,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:08:56,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:08:56,673 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:08:56,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:08:56,674 INFO L85 PathProgramCache]: Analyzing trace with hash 433822891, now seen corresponding path program 1 times [2021-11-25 20:08:56,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:08:56,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893367299] [2021-11-25 20:08:56,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:08:56,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:08:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:08:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:08:56,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:08:56,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893367299] [2021-11-25 20:08:56,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893367299] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:08:56,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:08:56,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:08:56,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2494076] [2021-11-25 20:08:56,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:08:56,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:08:56,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:08:56,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:08:56,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:08:56,807 INFO L87 Difference]: Start difference. First operand 261 states and 317 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:00,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:00,373 INFO L93 Difference]: Finished difference Result 410 states and 503 transitions. [2021-11-25 20:09:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:09:00,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-25 20:09:00,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:00,381 INFO L225 Difference]: With dead ends: 410 [2021-11-25 20:09:00,381 INFO L226 Difference]: Without dead ends: 261 [2021-11-25 20:09:00,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:00,385 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 795 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:00,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 795 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 20:09:00,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-11-25 20:09:00,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-11-25 20:09:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 238 states have (on average 1.2142857142857142) internal successors, (289), 248 states have internal predecessors, (289), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:09:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 316 transitions. [2021-11-25 20:09:00,429 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 316 transitions. Word has length 20 [2021-11-25 20:09:00,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:00,430 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 316 transitions. [2021-11-25 20:09:00,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:00,430 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 316 transitions. [2021-11-25 20:09:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 20:09:00,432 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:00,432 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] [2021-11-25 20:09:00,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:09:00,433 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:09:00,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:00,433 INFO L85 PathProgramCache]: Analyzing trace with hash -649685512, now seen corresponding path program 1 times [2021-11-25 20:09:00,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:00,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835589664] [2021-11-25 20:09:00,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:00,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:00,556 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:00,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [666963483] [2021-11-25 20:09:00,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:00,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:00,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:00,558 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:00,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:09:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:01,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:09:01,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:09:01,529 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:01,529 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:01,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835589664] [2021-11-25 20:09:01,529 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:01,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666963483] [2021-11-25 20:09:01,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666963483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:01,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:01,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:01,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570949827] [2021-11-25 20:09:01,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:01,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:01,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:01,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:01,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:01,534 INFO L87 Difference]: Start difference. First operand 261 states and 316 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:04,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:04,188 INFO L93 Difference]: Finished difference Result 632 states and 764 transitions. [2021-11-25 20:09:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:04,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-11-25 20:09:04,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:04,192 INFO L225 Difference]: With dead ends: 632 [2021-11-25 20:09:04,192 INFO L226 Difference]: Without dead ends: 376 [2021-11-25 20:09:04,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:04,195 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 119 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:04,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 598 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 20:09:04,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-11-25 20:09:04,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 372. [2021-11-25 20:09:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 344 states have (on average 1.191860465116279) internal successors, (410), 354 states have internal predecessors, (410), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2021-11-25 20:09:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 447 transitions. [2021-11-25 20:09:04,224 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 447 transitions. Word has length 29 [2021-11-25 20:09:04,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:04,225 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 447 transitions. [2021-11-25 20:09:04,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:09:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 447 transitions. [2021-11-25 20:09:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 20:09:04,227 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:04,228 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:04,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:04,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:04,449 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:09:04,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:04,449 INFO L85 PathProgramCache]: Analyzing trace with hash -656242656, now seen corresponding path program 1 times [2021-11-25 20:09:04,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:04,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978976654] [2021-11-25 20:09:04,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:04,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:04,547 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:04,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [485378894] [2021-11-25 20:09:04,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:04,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:04,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:04,562 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:04,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:09:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:05,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:09:05,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:05,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:09:05,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:09:05,239 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-25 20:09:05,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-25 20:09:05,250 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 14 treesize of output 16 [2021-11-25 20:09:05,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:05,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2021-11-25 20:09:05,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:09:05,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:05,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:05,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978976654] [2021-11-25 20:09:05,400 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:05,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485378894] [2021-11-25 20:09:05,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485378894] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:05,401 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:05,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:09:05,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590614704] [2021-11-25 20:09:05,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:05,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:09:05,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:05,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:09:05,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:05,404 INFO L87 Difference]: Start difference. First operand 372 states and 447 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:08,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:12,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:12,139 INFO L93 Difference]: Finished difference Result 692 states and 833 transitions. [2021-11-25 20:09:12,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:09:12,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 42 [2021-11-25 20:09:12,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:12,143 INFO L225 Difference]: With dead ends: 692 [2021-11-25 20:09:12,144 INFO L226 Difference]: Without dead ends: 372 [2021-11-25 20:09:12,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:09:12,146 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 27 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:12,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 999 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-11-25 20:09:12,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-11-25 20:09:12,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2021-11-25 20:09:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 344 states have (on average 1.188953488372093) internal successors, (409), 354 states have internal predecessors, (409), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2021-11-25 20:09:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 446 transitions. [2021-11-25 20:09:12,169 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 446 transitions. Word has length 42 [2021-11-25 20:09:12,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:12,169 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 446 transitions. [2021-11-25 20:09:12,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 446 transitions. [2021-11-25 20:09:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 20:09:12,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:12,173 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:12,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:12,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:12,392 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:09:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:12,393 INFO L85 PathProgramCache]: Analyzing trace with hash -391626636, now seen corresponding path program 1 times [2021-11-25 20:09:12,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:12,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050675671] [2021-11-25 20:09:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:12,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:12,531 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:12,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1273303767] [2021-11-25 20:09:12,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:12,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:12,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:12,537 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:09:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:13,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:09:13,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:09:13,761 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:13,761 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:13,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050675671] [2021-11-25 20:09:13,762 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:13,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273303767] [2021-11-25 20:09:13,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273303767] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:13,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:13,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:13,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35161453] [2021-11-25 20:09:13,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:13,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:13,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:13,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:13,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:13,767 INFO L87 Difference]: Start difference. First operand 372 states and 446 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:15,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:17,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:17,058 INFO L93 Difference]: Finished difference Result 838 states and 1006 transitions. [2021-11-25 20:09:17,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:17,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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 63 [2021-11-25 20:09:17,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:17,062 INFO L225 Difference]: With dead ends: 838 [2021-11-25 20:09:17,062 INFO L226 Difference]: Without dead ends: 494 [2021-11-25 20:09:17,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:17,065 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 110 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:17,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 544 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-25 20:09:17,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-11-25 20:09:17,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 439. [2021-11-25 20:09:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 408 states have (on average 1.178921568627451) internal successors, (481), 418 states have internal predecessors, (481), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2021-11-25 20:09:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 524 transitions. [2021-11-25 20:09:17,092 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 524 transitions. Word has length 63 [2021-11-25 20:09:17,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:17,093 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 524 transitions. [2021-11-25 20:09:17,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:09:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 524 transitions. [2021-11-25 20:09:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 20:09:17,096 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:17,096 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:17,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:17,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:17,324 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:09:17,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:17,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1574397001, now seen corresponding path program 1 times [2021-11-25 20:09:17,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:17,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873898187] [2021-11-25 20:09:17,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:17,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:17,406 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:17,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1847201372] [2021-11-25 20:09:17,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:17,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:17,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:17,408 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:17,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:09:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:21,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 20:09:21,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:09:21,209 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:09:21,209 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:21,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873898187] [2021-11-25 20:09:21,209 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:21,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847201372] [2021-11-25 20:09:21,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847201372] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:21,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:21,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:09:21,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905084866] [2021-11-25 20:09:21,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:21,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:09:21,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:21,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:09:21,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:09:21,212 INFO L87 Difference]: Start difference. First operand 439 states and 524 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), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:09:24,258 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:25,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:25,210 INFO L93 Difference]: Finished difference Result 858 states and 1035 transitions. [2021-11-25 20:09:25,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:09:25,211 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), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 76 [2021-11-25 20:09:25,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:25,215 INFO L225 Difference]: With dead ends: 858 [2021-11-25 20:09:25,215 INFO L226 Difference]: Without dead ends: 441 [2021-11-25 20:09:25,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:09:25,219 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:25,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 833 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-11-25 20:09:25,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-11-25 20:09:25,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 441. [2021-11-25 20:09:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 409 states have (on average 1.1809290953545233) internal successors, (483), 420 states have internal predecessors, (483), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (24), 18 states have call predecessors, (24), 21 states have call successors, (24) [2021-11-25 20:09:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 529 transitions. [2021-11-25 20:09:25,246 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 529 transitions. Word has length 76 [2021-11-25 20:09:25,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:25,247 INFO L470 AbstractCegarLoop]: Abstraction has 441 states and 529 transitions. [2021-11-25 20:09:25,247 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), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:09:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 529 transitions. [2021-11-25 20:09:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 20:09:25,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:25,249 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:25,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:25,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 20:09:25,464 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 20:09:25,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:25,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1409610589, now seen corresponding path program 1 times [2021-11-25 20:09:25,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:25,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320687734] [2021-11-25 20:09:25,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:25,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:25,543 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:25,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1830914496] [2021-11-25 20:09:25,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:25,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:25,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:25,577 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:25,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_255256c2-289d-4132-a809-397ccc16a1d4/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:10:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:10:07,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 20:10:07,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:10:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:10:07,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:10:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:10:07,451 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:10:07,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320687734] [2021-11-25 20:10:07,451 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:10:07,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830914496] [2021-11-25 20:10:07,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830914496] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:10:07,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1733820779] [2021-11-25 20:10:07,479 INFO L159 IcfgInterpreter]: Started Sifa with 68 locations of interest [2021-11-25 20:10:07,479 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:10:07,484 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:10:07,490 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:10:07,490 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:10:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,642 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 20:10:07,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-25 20:10:07,651 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 20:10:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,674 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:10:07,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 20:10:07,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:10:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:10:07,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,744 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 20:10:07,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 20:10:07,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,784 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 20:10:07,785 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 20:10:07,797 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 20:10:07,806 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 20:10:07,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,848 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:10:07,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 20:10:07,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:10:07,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:10:07,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 20:10:08,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:10:08,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:10:08,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 76 [2021-11-25 20:10:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,447 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 102 treesize of output 88 [2021-11-25 20:10:08,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-25 20:10:08,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:10:08,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:10:08,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:10:08,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:10:08,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,727 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:10:08,727 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 20:10:08,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 20:10:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 20:10:08,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:10:08,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:10:08,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:10:08,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:10:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:10:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:10:09,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:10:09,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:10:09,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:10:09,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:10:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,098 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 20:10:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 20:10:09,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 20:10:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:10:09,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,287 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 20:10:14,909 WARN L227 SmtUtils]: Spent 5.47s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:10:14,909 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:10:14,910 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 20:10:14,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:23,929 WARN L227 SmtUtils]: Spent 8.91s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:10:23,929 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:10:23,930 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 20:10:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:24,449 INFO L244 Elim1Store]: Index analysis took 318 ms [2021-11-25 20:10:37,254 WARN L227 SmtUtils]: Spent 12.41s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:10:37,255 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 20:10:37,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 20:10:37,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:37,798 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 20:10:37,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,058 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 20:10:38,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:38,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:38,634 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:10:38,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 20:10:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:39,000 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:39,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 20:10:39,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:39,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:39,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-25 20:10:39,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:39,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:39,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:39,541 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 20:10:39,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-25 20:10:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:39,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:40,028 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-25 20:10:40,028 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 5 case distinctions, treesize of input 75 treesize of output 87 [2021-11-25 20:10:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:40,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:40,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:40,198 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 81 treesize of output 59 [2021-11-25 20:10:40,908 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:40,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:40,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:40,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:41,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:41,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:41,824 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 20:10:41,935 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:41,935 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 2692 treesize of output 2466 [2021-11-25 20:10:42,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,250 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:42,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:42,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:42,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:42,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:42,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:42,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:42,522 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-25 20:10:42,648 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:42,649 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 833 treesize of output 601 [2021-11-25 20:10:42,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,877 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:42,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,438 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:43,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,761 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 824 treesize of output 380 [2021-11-25 20:10:43,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:43,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:43,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2683 treesize of output 2245 [2021-11-25 20:10:44,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,564 INFO L354 Elim1Store]: treesize reduction 365, result has 68.6 percent of original size [2021-11-25 20:10:44,564 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 2692 treesize of output 3043 [2021-11-25 20:10:44,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:44,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:44,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:44,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:44,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:44,933 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 20:10:45,210 INFO L354 Elim1Store]: treesize reduction 740, result has 36.6 percent of original size [2021-11-25 20:10:45,210 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 833 treesize of output 810 [2021-11-25 20:10:45,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:45,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:46,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,285 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 20:10:46,287 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 845 treesize of output 383 [2021-11-25 20:10:46,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:46,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2704 treesize of output 2248 [2021-11-25 20:10:46,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:46,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:46,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:46,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:46,981 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 845 treesize of output 383 [2021-11-25 20:10:47,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:47,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2704 treesize of output 2248 [2021-11-25 20:10:47,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:47,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:47,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,605 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 845 treesize of output 383 [2021-11-25 20:10:47,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:47,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,137 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 20:10:48,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2704 treesize of output 2264 [2021-11-25 20:10:48,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,297 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,437 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 815 treesize of output 365 [2021-11-25 20:10:48,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,578 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 815 treesize of output 365 [2021-11-25 20:10:48,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:48,857 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 815 treesize of output 365 [2021-11-25 20:10:48,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:48,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:49,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:49,078 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 20:10:49,638 INFO L354 Elim1Store]: treesize reduction 1443, result has 23.0 percent of original size [2021-11-25 20:10:49,638 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 854 treesize of output 816 [2021-11-25 20:10:49,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:49,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:49,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:49,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:49,999 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 20:10:50,996 INFO L354 Elim1Store]: treesize reduction 938, result has 48.5 percent of original size [2021-11-25 20:10:50,997 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 2713 treesize of output 3135 [2021-11-25 20:10:52,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,787 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:52,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,046 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:53,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,245 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 756 treesize of output 380 [2021-11-25 20:10:53,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,416 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 2615 treesize of output 2245 [2021-11-25 20:10:53,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:53,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:53,733 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:53,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2636 treesize of output 2248 [2021-11-25 20:10:53,786 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:53,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:54,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:54,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:54,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 383 [2021-11-25 20:10:54,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:54,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,961 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:55,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:56,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,297 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,391 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:57,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:57,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:57,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:57,550 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 2615 treesize of output 2245 [2021-11-25 20:10:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:59,159 INFO L244 Elim1Store]: Index analysis took 164 ms [2021-11-25 20:10:59,366 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-25 20:10:59,367 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 4042 treesize of output 3586 [2021-11-25 20:11:00,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:11:00,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:11:00,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:11:00,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:11:00,751 INFO L244 Elim1Store]: Index analysis took 235 ms [2021-11-25 20:11:05,853 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 20:11:05,854 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 85649 treesize of output 86917