./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/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_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:29:12,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:29:12,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:29:12,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:29:12,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:29:12,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:29:12,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:29:12,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:29:12,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:29:12,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:29:12,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:29:12,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:29:12,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:29:12,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:29:12,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:29:12,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:29:12,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:29:12,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:29:12,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:29:12,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:29:12,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:29:12,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:29:12,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:29:12,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:29:12,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:29:12,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:29:12,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:29:12,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:29:12,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:29:12,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:29:12,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:29:12,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:29:12,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:29:12,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:29:12,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:29:12,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:29:12,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:29:12,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:29:12,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:29:12,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:29:12,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:29:12,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:29:12,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:29:12,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:29:12,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:29:12,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:29:12,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:29:12,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:29:12,448 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:29:12,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:29:12,448 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:29:12,449 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:29:12,450 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:29:12,450 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:29:12,450 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:29:12,450 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:29:12,451 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:29:12,451 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:29:12,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:29:12,451 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:29:12,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:29:12,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:29:12,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:29:12,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:29:12,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:29:12,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:29:12,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:29:12,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:29:12,455 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:29:12,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:29:12,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:29:12,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:29:12,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:29:12,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:29:12,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:29:12,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:29:12,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:29:12,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:29:12,458 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:29:12,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:29:12,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:29:12,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:29:12,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:29:12,459 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_22863631-cd73-4777-a253-85a7c95c36d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 [2021-11-25 19:29:12,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:29:12,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:29:12,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:29:12,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:29:12,801 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:29:12,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2021-11-25 19:29:12,864 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/data/5f70d36eb/4855ff4301c141d89ac924e40764d7ee/FLAG102520204 [2021-11-25 19:29:13,459 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:29:13,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2021-11-25 19:29:13,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/data/5f70d36eb/4855ff4301c141d89ac924e40764d7ee/FLAG102520204 [2021-11-25 19:29:13,679 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/data/5f70d36eb/4855ff4301c141d89ac924e40764d7ee [2021-11-25 19:29:13,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:29:13,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:29:13,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:29:13,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:29:13,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:29:13,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:29:13" (1/1) ... [2021-11-25 19:29:13,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a80904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:13, skipping insertion in model container [2021-11-25 19:29:13,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:29:13" (1/1) ... [2021-11-25 19:29:13,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:29:13,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:29:14,277 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[33021,33034] [2021-11-25 19:29:14,388 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44124,44137] [2021-11-25 19:29:14,389 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44245,44258] [2021-11-25 19:29:14,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:29:14,424 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:29:14,455 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[33021,33034] [2021-11-25 19:29:14,520 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44124,44137] [2021-11-25 19:29:14,521 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_22863631-cd73-4777-a253-85a7c95c36d7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44245,44258] [2021-11-25 19:29:14,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:29:14,576 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:29:14,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14 WrapperNode [2021-11-25 19:29:14,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:29:14,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:29:14,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:29:14,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:29:14,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,715 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1151 [2021-11-25 19:29:14,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:29:14,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:29:14,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:29:14,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:29:14,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:29:14,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:29:14,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:29:14,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:29:14,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (1/1) ... [2021-11-25 19:29:14,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:29:14,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:29:14,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:29:14,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:29:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:29:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:29:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:29:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:29:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:29:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:29:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:29:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:29:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:29:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:29:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:29:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:29:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:29:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:29:15,162 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:29:15,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:29:16,215 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:29:16,651 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:29:16,651 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-25 19:29:16,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:29:16 BoogieIcfgContainer [2021-11-25 19:29:16,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:29:16,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:29:16,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:29:16,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:29:16,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:29:13" (1/3) ... [2021-11-25 19:29:16,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49af5b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:29:16, skipping insertion in model container [2021-11-25 19:29:16,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:29:14" (2/3) ... [2021-11-25 19:29:16,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49af5b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:29:16, skipping insertion in model container [2021-11-25 19:29:16,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:29:16" (3/3) ... [2021-11-25 19:29:16,665 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test7-2.i [2021-11-25 19:29:16,673 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:29:16,674 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 19:29:16,734 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:29:16,750 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 19:29:16,750 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 19:29:16,780 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 19:29:16,783 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:16,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:29:16,784 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:16,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:16,789 INFO L85 PathProgramCache]: Analyzing trace with hash 2062520436, now seen corresponding path program 1 times [2021-11-25 19:29:16,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:16,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421311776] [2021-11-25 19:29:16,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:16,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:16,981 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 19:29:16,982 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:16,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421311776] [2021-11-25 19:29:16,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421311776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:16,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:16,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:29:16,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324033902] [2021-11-25 19:29:16,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:16,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 19:29:16,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:17,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 19:29:17,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 19:29:17,017 INFO L87 Difference]: Start difference. First operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 19:29:17,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:29:17,825 INFO L93 Difference]: Finished difference Result 243 states and 427 transitions. [2021-11-25 19:29:17,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 19:29:17,835 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2021-11-25 19:29:17,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:29:17,843 INFO L225 Difference]: With dead ends: 243 [2021-11-25 19:29:17,843 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 19:29:17,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 19:29:17,849 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:29:17,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 19:29:17,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 19:29:17,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 19:29:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 102 states have internal predecessors, (119), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:17,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 125 transitions. [2021-11-25 19:29:17,895 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 125 transitions. Word has length 7 [2021-11-25 19:29:17,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:29:17,895 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 125 transitions. [2021-11-25 19:29:17,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 19:29:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 125 transitions. [2021-11-25 19:29:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 19:29:17,896 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:17,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:29:17,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:29:17,897 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:17,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:17,898 INFO L85 PathProgramCache]: Analyzing trace with hash -75086937, now seen corresponding path program 1 times [2021-11-25 19:29:17,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:17,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516027220] [2021-11-25 19:29:17,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:17,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:17,962 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 19:29:17,962 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:17,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516027220] [2021-11-25 19:29:17,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516027220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:17,963 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:17,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:29:17,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361406472] [2021-11-25 19:29:17,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:17,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:29:17,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:17,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:29:17,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:29:17,970 INFO L87 Difference]: Start difference. First operand 107 states and 125 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 19:29:19,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:29:19,334 INFO L93 Difference]: Finished difference Result 219 states and 256 transitions. [2021-11-25 19:29:19,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:29:19,341 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2021-11-25 19:29:19,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:29:19,343 INFO L225 Difference]: With dead ends: 219 [2021-11-25 19:29:19,343 INFO L226 Difference]: Without dead ends: 165 [2021-11-25 19:29:19,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:29:19,345 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 63 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:29:19,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 285 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:29:19,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-25 19:29:19,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 109. [2021-11-25 19:29:19,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 103 states have (on average 1.174757281553398) internal successors, (121), 104 states have internal predecessors, (121), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:19,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2021-11-25 19:29:19,359 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 9 [2021-11-25 19:29:19,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:29:19,360 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2021-11-25 19:29:19,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 19:29:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2021-11-25 19:29:19,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 19:29:19,361 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:19,361 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] [2021-11-25 19:29:19,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:29:19,361 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:19,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:19,362 INFO L85 PathProgramCache]: Analyzing trace with hash -135765108, now seen corresponding path program 1 times [2021-11-25 19:29:19,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:19,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019157079] [2021-11-25 19:29:19,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:19,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:19,566 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:29:19,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [723233101] [2021-11-25 19:29:19,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:19,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:19,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:29:19,578 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:29:19,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:29:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:20,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:29:20,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:29:20,375 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 19:29:20,376 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:29:20,376 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:20,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019157079] [2021-11-25 19:29:20,377 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:29:20,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723233101] [2021-11-25 19:29:20,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723233101] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:20,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:20,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:29:20,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546178356] [2021-11-25 19:29:20,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:20,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:29:20,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:20,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:29:20,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:29:20,386 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 19:29:22,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:29:22,073 INFO L93 Difference]: Finished difference Result 265 states and 307 transitions. [2021-11-25 19:29:22,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:29:22,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 33 [2021-11-25 19:29:22,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:29:22,090 INFO L225 Difference]: With dead ends: 265 [2021-11-25 19:29:22,090 INFO L226 Difference]: Without dead ends: 159 [2021-11-25 19:29:22,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 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 19:29:22,092 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 48 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:29:22,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 208 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:29:22,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-25 19:29:22,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 152. [2021-11-25 19:29:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 146 states have (on average 1.1643835616438356) internal successors, (170), 147 states have internal predecessors, (170), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 176 transitions. [2021-11-25 19:29:22,108 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 176 transitions. Word has length 33 [2021-11-25 19:29:22,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:29:22,108 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 176 transitions. [2021-11-25 19:29:22,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 19:29:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 176 transitions. [2021-11-25 19:29:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 19:29:22,110 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:22,111 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] [2021-11-25 19:29:22,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 19:29:22,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:22,326 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:22,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:22,327 INFO L85 PathProgramCache]: Analyzing trace with hash -2033909546, now seen corresponding path program 1 times [2021-11-25 19:29:22,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:22,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891316740] [2021-11-25 19:29:22,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:22,405 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:29:22,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1995374939] [2021-11-25 19:29:22,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:22,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:22,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:29:22,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:29:22,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:29:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:22,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:29:22,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:29:23,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:29:23,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 19:29:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 19:29:23,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:29:23,031 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:23,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891316740] [2021-11-25 19:29:23,032 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:29:23,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995374939] [2021-11-25 19:29:23,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995374939] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:23,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:23,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:29:23,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504245387] [2021-11-25 19:29:23,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:23,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:29:23,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:23,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:29:23,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:29:23,035 INFO L87 Difference]: Start difference. First operand 152 states and 176 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 19:29:24,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:29:24,763 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-11-25 19:29:24,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:29:24,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 46 [2021-11-25 19:29:24,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:29:24,777 INFO L225 Difference]: With dead ends: 201 [2021-11-25 19:29:24,777 INFO L226 Difference]: Without dead ends: 197 [2021-11-25 19:29:24,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 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 19:29:24,779 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 46 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:29:24,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 287 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:29:24,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-11-25 19:29:24,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 154. [2021-11-25 19:29:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 148 states have (on average 1.162162162162162) internal successors, (172), 149 states have internal predecessors, (172), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 178 transitions. [2021-11-25 19:29:24,795 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 178 transitions. Word has length 46 [2021-11-25 19:29:24,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:29:24,796 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 178 transitions. [2021-11-25 19:29:24,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 19:29:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2021-11-25 19:29:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 19:29:24,799 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:24,799 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] [2021-11-25 19:29:24,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:29:25,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:25,014 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:25,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:25,015 INFO L85 PathProgramCache]: Analyzing trace with hash 340221349, now seen corresponding path program 1 times [2021-11-25 19:29:25,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:25,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948056621] [2021-11-25 19:29:25,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:25,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:25,087 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:29:25,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1982937636] [2021-11-25 19:29:25,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:25,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:25,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:29:25,088 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:29:25,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:29:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:25,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:29:25,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:29:25,658 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 19:29:25,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:29:25,659 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:25,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948056621] [2021-11-25 19:29:25,659 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:29:25,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982937636] [2021-11-25 19:29:25,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1982937636] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:25,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:25,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:29:25,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811606451] [2021-11-25 19:29:25,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:25,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:29:25,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:25,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:29:25,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:29:25,662 INFO L87 Difference]: Start difference. First operand 154 states and 178 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 19:29:26,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:29:26,490 INFO L93 Difference]: Finished difference Result 344 states and 400 transitions. [2021-11-25 19:29:26,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:29:26,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 57 [2021-11-25 19:29:26,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:29:26,501 INFO L225 Difference]: With dead ends: 344 [2021-11-25 19:29:26,501 INFO L226 Difference]: Without dead ends: 206 [2021-11-25 19:29:26,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 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 19:29:26,503 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 227 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:29:26,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 175 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 19:29:26,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-11-25 19:29:26,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 199. [2021-11-25 19:29:26,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 193 states have (on average 1.1709844559585492) internal successors, (226), 194 states have internal predecessors, (226), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 19:29:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 232 transitions. [2021-11-25 19:29:26,521 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 232 transitions. Word has length 57 [2021-11-25 19:29:26,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:29:26,521 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 232 transitions. [2021-11-25 19:29:26,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 19:29:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 232 transitions. [2021-11-25 19:29:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 19:29:26,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:26,524 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 19:29:26,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:29:26,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:26,750 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:29:26,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:26,751 INFO L85 PathProgramCache]: Analyzing trace with hash -105684312, now seen corresponding path program 1 times [2021-11-25 19:29:26,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:26,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967050409] [2021-11-25 19:29:26,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:26,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:26,798 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:29:26,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1272298329] [2021-11-25 19:29:26,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:26,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:29:26,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:29:26,814 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:29:26,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:30:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:30:08,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:30:08,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:30:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:30:08,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:30:08,423 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:30:08,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967050409] [2021-11-25 19:30:08,423 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:30:08,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272298329] [2021-11-25 19:30:08,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272298329] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:30:08,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:30:08,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:30:08,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131718142] [2021-11-25 19:30:08,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:30:08,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:30:08,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:30:08,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:30:08,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:30:08,426 INFO L87 Difference]: Start difference. First operand 199 states and 232 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:30:10,144 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:30:10,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:30:10,817 INFO L93 Difference]: Finished difference Result 381 states and 448 transitions. [2021-11-25 19:30:10,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:30:10,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 64 [2021-11-25 19:30:10,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:30:10,830 INFO L225 Difference]: With dead ends: 381 [2021-11-25 19:30:10,830 INFO L226 Difference]: Without dead ends: 201 [2021-11-25 19:30:10,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 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 19:30:10,832 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:30:10,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 317 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 19:30:10,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-25 19:30:10,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-25 19:30:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 194 states have (on average 1.175257731958763) internal successors, (228), 196 states have internal predecessors, (228), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-25 19:30:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-11-25 19:30:10,865 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 64 [2021-11-25 19:30:10,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:30:10,866 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-11-25 19:30:10,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:30:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-11-25 19:30:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 19:30:10,883 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:30:10,883 INFO L514 BasicCegarLoop]: trace histogram [2, 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 19:30:10,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:30:11,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:30:11,110 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:30:11,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:30:11,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1390713772, now seen corresponding path program 1 times [2021-11-25 19:30:11,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:30:11,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303207753] [2021-11-25 19:30:11,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:30:11,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:30:11,163 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:30:11,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1711781024] [2021-11-25 19:30:11,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:30:11,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:30:11,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:30:11,171 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:30:11,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22863631-cd73-4777-a253-85a7c95c36d7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:30:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:30:22,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 19:30:22,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:30:22,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:30:22,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:30:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:30:22,873 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:30:22,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303207753] [2021-11-25 19:30:22,873 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:30:22,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711781024] [2021-11-25 19:30:22,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711781024] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:30:22,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [6645572] [2021-11-25 19:30:22,898 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 19:30:22,898 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:30:22,903 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:30:22,909 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:30:22,909 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:30:23,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,090 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 19:30:23,090 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 19:30:23,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:30:23,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,110 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 19:30:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,120 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 19:30:23,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:30:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,192 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 19:30:23,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-25 19:30:23,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:30:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,265 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:30:23,265 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 19:30:23,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:30:23,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 19:30:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,637 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 19:30:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,656 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 19:30:23,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2021-11-25 19:30:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,736 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 74 treesize of output 76 [2021-11-25 19:30:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,781 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 19:30:23,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 19:30:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 19:30:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,878 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 19:30:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,944 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 19:30:23,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,968 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 19:30:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:23,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 19:30:24,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,025 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 19:30:24,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 19:30:24,172 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 19:30:24,176 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 19:30:24,181 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 19:30:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,210 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 19:30:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,218 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 19:30:24,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:30:24,273 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 19:30:24,282 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 19:30:24,287 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 19:30:24,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:30:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 19:30:24,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,399 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 19:30:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,533 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 19:30:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 19:30:24,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:24,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 19:30:30,295 WARN L227 SmtUtils]: Spent 5.57s 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 19:30:30,296 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:30:30,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:30:30,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:41,456 WARN L227 SmtUtils]: Spent 11.02s 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 19:30:41,457 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:30:41,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:30:41,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:42,136 INFO L244 Elim1Store]: Index analysis took 437 ms [2021-11-25 19:30:54,393 WARN L227 SmtUtils]: Spent 11.84s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:30:54,394 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 19:30:54,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 19:30:54,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:55,220 INFO L244 Elim1Store]: Index analysis took 323 ms [2021-11-25 19:30:56,472 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 19:30:56,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 19:30:56,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:56,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:56,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:56,876 INFO L244 Elim1Store]: Index analysis took 206 ms [2021-11-25 19:30:56,888 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 19:30:56,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 19:30:57,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:57,488 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:30:57,489 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 46 treesize of output 30 [2021-11-25 19:30:57,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:30:57,943 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:30:57,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 19:30:58,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:58,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:30:59,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:00,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:01,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:02,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,215 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,348 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:03,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:04,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:05,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:05,560 INFO L244 Elim1Store]: Index analysis took 126 ms [2021-11-25 19:31:05,562 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 1241 treesize of output 791 [2021-11-25 19:31:05,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:05,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:06,938 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:07,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:08,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:09,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:09,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-25 19:31:09,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:09,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:09,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:09,961 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-25 19:31:09,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-25 19:31:10,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:10,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:10,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2021-11-25 19:31:12,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:13,089 INFO L244 Elim1Store]: Index analysis took 278 ms [2021-11-25 19:31:13,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:15,768 INFO L354 Elim1Store]: treesize reduction 9884, result has 39.3 percent of original size [2021-11-25 19:31:15,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 57667 treesize of output 56876 [2021-11-25 19:31:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:35,148 INFO L244 Elim1Store]: Index analysis took 331 ms [2021-11-25 19:31:35,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:38,309 INFO L354 Elim1Store]: treesize reduction 8978, result has 45.0 percent of original size [2021-11-25 19:31:38,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 6340 treesize of output 11953 [2021-11-25 19:31:38,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:38,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:38,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:38,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:38,604 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-11-25 19:31:38,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:40,194 INFO L354 Elim1Store]: treesize reduction 6630, result has 45.1 percent of original size [2021-11-25 19:31:40,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 16229 treesize of output 18923 [2021-11-25 19:31:41,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,430 INFO L244 Elim1Store]: Index analysis took 236 ms [2021-11-25 19:31:41,666 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:31:41,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 19:31:41,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:41,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:41,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:41,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,134 INFO L244 Elim1Store]: Index analysis took 239 ms [2021-11-25 19:31:42,457 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 8615 treesize of output 6735 [2021-11-25 19:31:42,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:42,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:42,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:42,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:42,852 INFO L244 Elim1Store]: Index analysis took 256 ms [2021-11-25 19:31:43,050 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 6179 treesize of output 4519 [2021-11-25 19:31:43,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,360 INFO L244 Elim1Store]: Index analysis took 231 ms [2021-11-25 19:31:43,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 5795 treesize of output 4230 [2021-11-25 19:31:43,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:43,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:43,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:43,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,859 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-11-25 19:31:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:43,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,216 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:31:44,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 13167 treesize of output 10519 [2021-11-25 19:31:44,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:31:44,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:44,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:44,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:44,921 INFO L244 Elim1Store]: Index analysis took 356 ms [2021-11-25 19:31:45,185 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:31:45,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 7503 treesize of output 5623 [2021-11-25 19:31:45,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,594 INFO L244 Elim1Store]: Index analysis took 276 ms [2021-11-25 19:31:45,772 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:31:45,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 19:31:45,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:31:45,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:45,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:46,107 INFO L244 Elim1Store]: Index analysis took 222 ms [2021-11-25 19:31:46,364 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 5290 treesize of output 3722 [2021-11-25 19:31:54,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:31:54,918 INFO L190 IndexEqualityManager]: detected not equals via solver