./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/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 c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:46:29,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:46:29,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:46:29,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:46:29,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:46:29,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:46:29,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:46:29,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:46:29,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:46:29,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:46:29,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:46:29,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:46:29,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:46:29,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:46:29,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:46:29,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:46:29,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:46:29,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:46:29,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:46:29,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:46:29,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:46:29,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:46:29,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:46:29,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:46:29,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:46:29,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:46:29,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:46:29,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:46:29,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:46:29,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:46:29,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:46:29,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:46:29,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:46:29,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:46:29,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:46:29,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:46:29,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:46:29,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:46:29,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:46:29,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:46:29,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:46:29,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:46:29,767 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:46:29,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:46:29,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:46:29,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:46:29,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:46:29,778 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:46:29,778 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:46:29,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:46:29,779 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:46:29,779 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:46:29,780 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:46:29,781 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:46:29,781 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:46:29,781 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:46:29,782 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:46:29,782 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:46:29,782 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:46:29,782 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:46:29,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:46:29,784 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:46:29,784 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:46:29,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:46:29,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:46:29,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:46:29,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:46:29,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:46:29,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:46:29,786 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:46:29,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:46:29,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:46:29,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:46:29,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:46:29,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:46:29,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:46:29,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:46:29,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:46:29,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:46:29,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:46:29,789 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:46:29,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:46:29,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:46:29,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:46:29,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:46:29,791 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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2021-11-25 19:46:30,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:46:30,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:46:30,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:46:30,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:46:30,148 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:46:30,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-25 19:46:30,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/data/2a969e79c/4c620844a79941fcacde7043b6503280/FLAGe52257483 [2021-11-25 19:46:31,084 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:46:31,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-25 19:46:31,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/data/2a969e79c/4c620844a79941fcacde7043b6503280/FLAGe52257483 [2021-11-25 19:46:31,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/data/2a969e79c/4c620844a79941fcacde7043b6503280 [2021-11-25 19:46:31,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:46:31,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:46:31,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:46:31,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:46:31,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:46:31,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:31" (1/1) ... [2021-11-25 19:46:31,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80b066e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:31, skipping insertion in model container [2021-11-25 19:46:31,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:31" (1/1) ... [2021-11-25 19:46:31,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:46:31,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:46:31,892 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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-25 19:46:32,069 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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-25 19:46:32,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:46:32,093 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:46:32,160 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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-25 19:46:32,298 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_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-25 19:46:32,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:46:32,359 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:46:32,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32 WrapperNode [2021-11-25 19:46:32,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:46:32,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:46:32,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:46:32,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:46:32,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,503 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 19:46:32,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:46:32,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:46:32,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:46:32,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:46:32,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:46:32,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:46:32,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:46:32,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:46:32,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (1/1) ... [2021-11-25 19:46:32,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:46:32,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:32,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:46:32,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:46:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:46:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:46:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:46:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:46:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:46:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:46:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:46:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:46:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:46:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:46:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:46:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:46:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:46:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:46:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:46:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:46:33,183 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:46:33,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:46:34,730 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:46:35,322 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:46:35,323 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 19:46:35,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:35 BoogieIcfgContainer [2021-11-25 19:46:35,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:46:35,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:46:35,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:46:35,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:46:35,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:46:31" (1/3) ... [2021-11-25 19:46:35,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6475a97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:46:35, skipping insertion in model container [2021-11-25 19:46:35,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:32" (2/3) ... [2021-11-25 19:46:35,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6475a97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:46:35, skipping insertion in model container [2021-11-25 19:46:35,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:35" (3/3) ... [2021-11-25 19:46:35,342 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test5-1.i [2021-11-25 19:46:35,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:46:35,349 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 19:46:35,420 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:46:35,428 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:46:35,428 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 19:46:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 19:46:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 19:46:35,458 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:35,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 19:46:35,459 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:35,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:35,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1119808, now seen corresponding path program 1 times [2021-11-25 19:46:35,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:35,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133249297] [2021-11-25 19:46:35,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:35,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:35,621 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:35,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [381910879] [2021-11-25 19:46:35,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:35,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:35,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:35,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:35,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:46:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:46:35,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:46:35,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:46:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:46:35,977 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:46:35,977 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:46:35,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133249297] [2021-11-25 19:46:35,979 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:46:35,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381910879] [2021-11-25 19:46:35,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381910879] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:46:35,981 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:46:35,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 19:46:35,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57556163] [2021-11-25 19:46:35,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:46:35,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:46:35,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:46:36,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:46:36,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:36,041 INFO L87 Difference]: Start difference. First operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:38,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:46:38,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:46:38,696 INFO L93 Difference]: Finished difference Result 476 states and 831 transitions. [2021-11-25 19:46:38,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:46:38,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 19:46:38,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:46:38,730 INFO L225 Difference]: With dead ends: 476 [2021-11-25 19:46:38,731 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 19:46:38,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:38,740 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 159 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:46:38,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 351 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 19:46:38,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 19:46:38,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 19:46:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:46:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 19:46:38,822 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 19:46:38,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:46:38,822 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 19:46:38,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:38,823 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 19:46:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 19:46:38,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:38,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:46:38,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:46:39,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:39,053 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:39,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:39,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1087819107, now seen corresponding path program 1 times [2021-11-25 19:46:39,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:39,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112593430] [2021-11-25 19:46:39,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:39,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:39,409 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:39,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1935678338] [2021-11-25 19:46:39,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:39,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:39,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:39,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:39,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:46:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:46:40,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:46:40,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:46:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:46:41,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:46:41,106 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:46:41,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112593430] [2021-11-25 19:46:41,107 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:46:41,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935678338] [2021-11-25 19:46:41,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935678338] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:46:41,107 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:46:41,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:46:41,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972575711] [2021-11-25 19:46:41,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:46:41,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:46:41,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:46:41,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:46:41,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:46:41,111 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:45,638 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:46:46,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:46:46,683 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 19:46:46,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:46:46,700 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 19:46:46,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:46:46,704 INFO L225 Difference]: With dead ends: 312 [2021-11-25 19:46:46,705 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 19:46:46,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:46:46,707 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 116 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:46:46,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 534 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2021-11-25 19:46:46,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 19:46:46,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 19:46:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:46:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 19:46:46,753 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 19:46:46,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:46:46,754 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 19:46:46,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:46,755 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 19:46:46,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 19:46:46,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:46,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:46:46,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:46:46,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:46,981 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:46,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:46,982 INFO L85 PathProgramCache]: Analyzing trace with hash -637345286, now seen corresponding path program 1 times [2021-11-25 19:46:46,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:46,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518537061] [2021-11-25 19:46:46,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:46,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:47,261 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:47,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [755182626] [2021-11-25 19:46:47,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:47,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:47,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:47,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:47,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:46:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:46:48,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:46:48,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:46:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:46:49,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:46:49,122 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:46:49,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518537061] [2021-11-25 19:46:49,122 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:46:49,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755182626] [2021-11-25 19:46:49,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755182626] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:46:49,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:46:49,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:46:49,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587067087] [2021-11-25 19:46:49,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:46:49,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:46:49,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:46:49,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:46:49,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:46:49,129 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:50,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:46:50,830 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 19:46:50,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:46:50,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 19:46:50,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:46:50,842 INFO L225 Difference]: With dead ends: 307 [2021-11-25 19:46:50,842 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 19:46:50,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:46:50,845 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:46:50,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:46:50,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 19:46:50,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 19:46:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 19:46:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 19:46:50,880 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 19:46:50,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:46:50,881 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 19:46:50,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 19:46:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 19:46:50,884 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:50,885 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:46:50,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:46:51,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:51,101 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:51,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:51,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1691543126, now seen corresponding path program 1 times [2021-11-25 19:46:51,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:51,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785234784] [2021-11-25 19:46:51,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:51,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:51,333 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:51,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [192477569] [2021-11-25 19:46:51,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:51,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:51,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:51,335 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:51,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:46:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:46:52,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:46:52,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:46:53,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:46:53,279 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:46:53,280 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:46:53,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785234784] [2021-11-25 19:46:53,280 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:46:53,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192477569] [2021-11-25 19:46:53,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192477569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:46:53,281 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:46:53,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:46:53,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313843949] [2021-11-25 19:46:53,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:46:53,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:46:53,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:46:53,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:46:53,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:53,284 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:55,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:46:55,788 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 19:46:55,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:46:55,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 19:46:55,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:46:55,803 INFO L225 Difference]: With dead ends: 589 [2021-11-25 19:46:55,803 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 19:46:55,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:55,807 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:46:55,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 19:46:55,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 19:46:55,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 19:46:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:46:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 19:46:55,885 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 19:46:55,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:46:55,890 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 19:46:55,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:46:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 19:46:55,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 19:46:55,893 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:55,894 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:46:55,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:46:56,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:56,095 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:56,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:56,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1425254209, now seen corresponding path program 1 times [2021-11-25 19:46:56,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:56,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218086129] [2021-11-25 19:46:56,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:56,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:56,243 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:56,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [488915969] [2021-11-25 19:46:56,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:56,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:56,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:56,249 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:56,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:46:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:46:57,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:46:57,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:46:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:46:57,980 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:46:57,980 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:46:57,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218086129] [2021-11-25 19:46:57,981 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:46:57,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488915969] [2021-11-25 19:46:57,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488915969] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:46:57,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:46:57,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:46:57,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799143803] [2021-11-25 19:46:57,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:46:57,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:46:57,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:46:57,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:46:57,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:57,987 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:46:59,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:46:59,525 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 19:46:59,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:46:59,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 19:46:59,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:46:59,534 INFO L225 Difference]: With dead ends: 678 [2021-11-25 19:46:59,535 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 19:46:59,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:46:59,537 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:46:59,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:46:59,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 19:46:59,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 19:46:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 19:46:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 19:46:59,569 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 19:46:59,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:46:59,570 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 19:46:59,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:46:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 19:46:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 19:46:59,575 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:46:59,575 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:46:59,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 19:46:59,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:59,797 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:46:59,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:46:59,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1252483932, now seen corresponding path program 1 times [2021-11-25 19:46:59,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:46:59,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124434262] [2021-11-25 19:46:59,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:59,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:46:59,909 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:46:59,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [867999745] [2021-11-25 19:46:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:46:59,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:46:59,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:46:59,912 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:46:59,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:47:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:47:05,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:47:05,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:47:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 19:47:05,325 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:47:05,325 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:47:05,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124434262] [2021-11-25 19:47:05,326 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:47:05,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867999745] [2021-11-25 19:47:05,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867999745] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:47:05,326 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:47:05,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:47:05,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431390937] [2021-11-25 19:47:05,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:47:05,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:47:05,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:47:05,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:47:05,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:47:05,329 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:47:08,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:47:08,259 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 19:47:08,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:47:08,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 19:47:08,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:47:08,274 INFO L225 Difference]: With dead ends: 684 [2021-11-25 19:47:08,274 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 19:47:08,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:47:08,277 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:47:08,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-25 19:47:08,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 19:47:08,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 19:47:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 19:47:08,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 19:47:08,314 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 19:47:08,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:47:08,314 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 19:47:08,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 19:47:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 19:47:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 19:47:08,319 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:47:08,320 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:47:08,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 19:47:08,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 19:47:08,540 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 19:47:08,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:47:08,540 INFO L85 PathProgramCache]: Analyzing trace with hash -754730984, now seen corresponding path program 1 times [2021-11-25 19:47:08,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:47:08,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175300044] [2021-11-25 19:47:08,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:47:08,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:47:08,639 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:47:08,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673217499] [2021-11-25 19:47:08,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:47:08,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:47:08,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:47:08,649 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:47:08,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95a718aa-e2ea-47f3-b7c6-8d658a3fccb6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 19:47:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:47:13,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:47:13,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:47:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 19:47:13,406 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:47:13,643 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:47:13,643 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:47:13,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175300044] [2021-11-25 19:47:13,643 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:47:13,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673217499] [2021-11-25 19:47:13,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673217499] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:47:13,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [419941311] [2021-11-25 19:47:13,671 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 19:47:13,671 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:47:13,677 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:47:13,683 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:47:13,684 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:47:13,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:13,905 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:47:13,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 19:47:13,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:13,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:47:13,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:47:13,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:13,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,006 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 19:47:14,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-25 19:47:14,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,066 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:47:14,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 19:47:14,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:47:14,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:47:14,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:47:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 19:47:14,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:47:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:47:14,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:47:14,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:47:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:47:14,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:47:14,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:47:14,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:47:14,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:47:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:47:14,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:14,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,070 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:47:15,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 19:47:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 19:47:15,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:47:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:47:15,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:47:15,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:47:15,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:47:15,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:47:15,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:47:15,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:47:15,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:47:15,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:47:15,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:47:15,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:47:15,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:47:15,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:47:15,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:47:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:47:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:15,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:47:23,737 WARN L227 SmtUtils]: Spent 7.76s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:47:23,739 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:47:23,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:47:23,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:36,791 WARN L227 SmtUtils]: Spent 12.91s 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 19:47:36,791 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:47:36,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:47:37,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:37,875 INFO L244 Elim1Store]: Index analysis took 648 ms [2021-11-25 19:47:50,098 WARN L227 SmtUtils]: Spent 11.86s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:47:50,100 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 19:47:50,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 19:47:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,714 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-25 19:47:50,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:47:50,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:50,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,133 INFO L244 Elim1Store]: Index analysis took 192 ms [2021-11-25 19:47:51,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 19:47:51,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:51,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:51,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:51,967 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 19:47:51,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 19:47:52,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:52,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:52,424 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:47:52,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 19:47:52,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:52,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:52,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:52,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:47:52,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:52,807 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:47:52,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:47:52,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:52,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:52,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:52,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-25 19:47:53,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,185 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:47:53,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 19:47:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,371 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 19:47:53,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 19:47:53,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:53,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 19:47:53,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:53,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:54,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:54,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:55,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,173 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 19:47:55,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:47:55,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:55,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:55,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:47:55,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:55,952 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,527 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:56,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:56,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:56,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:56,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:56,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:56,783 INFO L244 Elim1Store]: Index analysis took 126 ms [2021-11-25 19:47:57,036 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 19:47:57,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2306 [2021-11-25 19:47:57,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:57,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:57,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:57,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:57,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:57,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:57,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:57,538 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-11-25 19:47:57,659 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:47:57,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2384 [2021-11-25 19:47:58,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:58,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:47:58,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:58,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:58,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:58,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 19:47:59,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:59,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:59,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:59,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:47:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:59,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:59,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:59,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 19:47:59,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:47:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:00,270 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 19:48:00,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 19:48:00,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:00,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:00,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:00,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:00,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:00,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:00,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,272 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 19:48:01,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 19:48:01,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:48:01,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:01,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:01,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:48:01,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:01,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:01,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:01,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:02,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:02,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,373 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:48:02,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:48:02,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:02,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:02,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:02,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:02,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:02,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,760 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-25 19:48:02,774 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:48:02,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 19:48:02,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:02,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:48:03,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:03,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:48:03,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:03,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:03,750 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 19:48:03,764 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:48:03,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 19:48:03,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:03,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:04,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:04,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:04,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,184 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:48:04,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 19:48:04,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:04,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:04,595 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-11-25 19:48:05,808 INFO L354 Elim1Store]: treesize reduction 1299, result has 30.6 percent of original size [2021-11-25 19:48:05,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 2914 [2021-11-25 19:48:06,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:06,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:06,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:06,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:06,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:06,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:06,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:06,763 INFO L244 Elim1Store]: Index analysis took 165 ms [2021-11-25 19:48:07,643 INFO L354 Elim1Store]: treesize reduction 1289, result has 29.3 percent of original size [2021-11-25 19:48:07,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2780 [2021-11-25 19:48:09,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:09,766 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 19:48:09,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:48:09,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:09,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:48:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:10,237 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-11-25 19:48:10,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:48:10,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:10,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:11,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:48:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:12,778 INFO L244 Elim1Store]: Index analysis took 175 ms [2021-11-25 19:48:13,612 INFO L354 Elim1Store]: treesize reduction 2096, result has 10.4 percent of original size [2021-11-25 19:48:13,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 7891 treesize of output 7665 [2021-11-25 19:48:15,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:15,682 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-25 19:48:15,945 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-25 19:48:15,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4034 treesize of output 3578 [2021-11-25 19:48:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:18,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:48:18,425 INFO L244 Elim1Store]: Index analysis took 237 ms [2021-11-25 19:48:23,233 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 19:48:23,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 136599 treesize of output 137059