./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.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_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/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_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/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_3ebad070-988c-422a-a8a9-1fd97851f7d6/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 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:02:13,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:02:13,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:02:13,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:02:13,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:02:13,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:02:13,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:02:13,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:02:13,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:02:13,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:02:13,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:02:13,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:02:13,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:02:13,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:02:13,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:02:13,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:02:13,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:02:13,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:02:13,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:02:13,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:02:13,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:02:13,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:02:13,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:02:13,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:02:13,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:02:13,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:02:13,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:02:13,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:02:13,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:02:13,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:02:13,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:02:13,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:02:13,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:02:13,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:02:13,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:02:13,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:02:13,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:02:13,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:02:13,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:02:13,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:02:13,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:02:13,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:02:13,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:02:13,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:02:13,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:02:13,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:02:13,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:02:13,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:02:13,254 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:02:13,254 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:02:13,254 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:02:13,255 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:02:13,256 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:02:13,256 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:02:13,256 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:02:13,256 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:02:13,257 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:02:13,257 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:02:13,257 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:02:13,257 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:02:13,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:02:13,259 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:02:13,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:02:13,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:02:13,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:02:13,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:02:13,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:02:13,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:02:13,262 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:02:13,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:02:13,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:02:13,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:02:13,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:02:13,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:02:13,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:02:13,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:02:13,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:02:13,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:02:13,264 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:02:13,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:02:13,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:02:13,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:02:13,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:02:13,266 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_3ebad070-988c-422a-a8a9-1fd97851f7d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f [2021-11-25 18:02:13,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:02:13,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:02:13,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:02:13,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:02:13,602 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:02:13,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2021-11-25 18:02:13,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/data/7582c20e5/19f348825ae8443da413ff24b2cba6d5/FLAG6fdbe895f [2021-11-25 18:02:14,291 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:02:14,292 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2021-11-25 18:02:14,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/data/7582c20e5/19f348825ae8443da413ff24b2cba6d5/FLAG6fdbe895f [2021-11-25 18:02:14,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/data/7582c20e5/19f348825ae8443da413ff24b2cba6d5 [2021-11-25 18:02:14,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:02:14,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:02:14,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:02:14,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:02:14,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:02:14,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:02:14" (1/1) ... [2021-11-25 18:02:14,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763a569b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:14, skipping insertion in model container [2021-11-25 18:02:14,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:02:14" (1/1) ... [2021-11-25 18:02:14,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:02:14,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:02:15,075 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_3ebad070-988c-422a-a8a9-1fd97851f7d6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i[33021,33034] [2021-11-25 18:02:15,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:02:15,217 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:02:15,247 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_3ebad070-988c-422a-a8a9-1fd97851f7d6/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i[33021,33034] [2021-11-25 18:02:15,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:02:15,337 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:02:15,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15 WrapperNode [2021-11-25 18:02:15,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:02:15,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:02:15,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:02:15,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:02:15,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,427 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-25 18:02:15,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:02:15,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:02:15,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:02:15,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:02:15,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:02:15,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:02:15,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:02:15,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:02:15,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (1/1) ... [2021-11-25 18:02:15,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:02:15,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:02:15,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:02:15,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:02:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:02:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:02:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:02:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:02:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:02:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:02:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:02:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:02:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:02:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:02:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:02:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:02:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:02:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:02:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:02:15,845 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:02:15,846 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:02:16,634 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:02:16,866 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:02:16,866 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 18:02:16,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:02:16 BoogieIcfgContainer [2021-11-25 18:02:16,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:02:16,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:02:16,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:02:16,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:02:16,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:02:14" (1/3) ... [2021-11-25 18:02:16,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aec0208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:02:16, skipping insertion in model container [2021-11-25 18:02:16,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:15" (2/3) ... [2021-11-25 18:02:16,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aec0208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:02:16, skipping insertion in model container [2021-11-25 18:02:16,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:02:16" (3/3) ... [2021-11-25 18:02:16,877 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test1-1.i [2021-11-25 18:02:16,881 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:02:16,881 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:02:16,928 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:02:16,935 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 18:02:16,936 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:02:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:02:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 18:02:16,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:02:16,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:02:16,959 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:02:16,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:02:16,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1633489720, now seen corresponding path program 1 times [2021-11-25 18:02:16,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:02:16,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134914546] [2021-11-25 18:02:16,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:16,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:02:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:02:17,124 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 18:02:17,124 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:02:17,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134914546] [2021-11-25 18:02:17,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134914546] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:02:17,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:02:17,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:02:17,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846917171] [2021-11-25 18:02:17,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:02:17,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:02:17,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:02:17,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:02:17,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:02:17,170 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:02:18,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:02:18,392 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2021-11-25 18:02:18,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:02:18,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 18:02:18,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:02:18,416 INFO L225 Difference]: With dead ends: 209 [2021-11-25 18:02:18,416 INFO L226 Difference]: Without dead ends: 128 [2021-11-25 18:02:18,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:02:18,423 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 49 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:02:18,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 195 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:02:18,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-25 18:02:18,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2021-11-25 18:02:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:02:18,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2021-11-25 18:02:18,473 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2021-11-25 18:02:18,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:02:18,473 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2021-11-25 18:02:18,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:02:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2021-11-25 18:02:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 18:02:18,476 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:02:18,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:02:18,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:02:18,477 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:02:18,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:02:18,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1995011669, now seen corresponding path program 1 times [2021-11-25 18:02:18,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:02:18,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141909437] [2021-11-25 18:02:18,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:18,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:02:18,603 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:02:18,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771126827] [2021-11-25 18:02:18,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:18,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:02:18,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:02:18,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:02:18,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:02:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:02:19,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:02:19,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:02:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:02:19,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:02:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:02:19,485 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:02:19,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141909437] [2021-11-25 18:02:19,485 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:02:19,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771126827] [2021-11-25 18:02:19,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771126827] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:02:19,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2141594534] [2021-11-25 18:02:19,522 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2021-11-25 18:02:19,522 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:02:19,527 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:02:19,533 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:02:19,534 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:02:19,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:19,678 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 18:02:19,710 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 18:02:19,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-25 18:02:19,798 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:02:19,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 18:02:19,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:19,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:19,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 18:02:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:19,847 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 18:02:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,249 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 18:02:20,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 18:02:20,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 18:02:20,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,345 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 18:02:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 18:02:20,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 18:02:20,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,673 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 18:02:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:20,726 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 18:02:20,744 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:02:21,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [2141594534] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:02:21,657 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 18:02:21,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-25 18:02:21,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375734977] [2021-11-25 18:02:21,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:02:21,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 18:02:21,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:02:21,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 18:02:21,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:02:21,661 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:02:24,460 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:02:25,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:02:25,432 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2021-11-25 18:02:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 18:02:25,445 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 18:02:25,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:02:25,447 INFO L225 Difference]: With dead ends: 173 [2021-11-25 18:02:25,447 INFO L226 Difference]: Without dead ends: 94 [2021-11-25 18:02:25,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:02:25,450 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 10 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-25 18:02:25,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 329 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-11-25 18:02:25,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-11-25 18:02:25,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2021-11-25 18:02:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:02:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2021-11-25 18:02:25,487 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2021-11-25 18:02:25,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:02:25,488 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2021-11-25 18:02:25,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:02:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2021-11-25 18:02:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 18:02:25,490 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:02:25,490 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:02:25,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:02:25,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:02:25,691 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:02:25,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:02:25,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1705819700, now seen corresponding path program 1 times [2021-11-25 18:02:25,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:02:25,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719563334] [2021-11-25 18:02:25,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:25,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:02:25,777 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:02:25,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1112335724] [2021-11-25 18:02:25,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:25,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:02:25,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:02:25,784 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:02:25,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:02:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:02:26,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:02:26,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:02:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:02:26,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:02:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:02:26,394 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:02:26,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719563334] [2021-11-25 18:02:26,394 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:02:26,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112335724] [2021-11-25 18:02:26,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112335724] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:02:26,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1515305145] [2021-11-25 18:02:26,398 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 18:02:26,398 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:02:26,399 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:02:26,399 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:02:26,399 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:02:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,449 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 18:02:26,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,460 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 18:02:26,500 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:02:26,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 18:02:26,510 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 18:02:26,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:26,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 18:02:26,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 18:02:26,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 18:02:26,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,822 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 18:02:26,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,839 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 18:02:26,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,877 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 18:02:26,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,896 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 18:02:26,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 18:02:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,985 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 18:02:26,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:26,999 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 28 treesize of output 36 [2021-11-25 18:02:27,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2021-11-25 18:02:27,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,041 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 18:02:27,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 18:02:27,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 18:02:27,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 18:02:27,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,670 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 18:02:27,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 18:02:27,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 18:02:27,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,750 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 18:02:27,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,767 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 18:02:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,817 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 18:02:27,886 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:02:27,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 18:02:27,900 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 28 treesize of output 36 [2021-11-25 18:02:27,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,941 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 18:02:27,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:27,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 18:02:28,019 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-25 18:02:28,086 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:02:29,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1515305145] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:02:29,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 18:02:29,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-25 18:02:29,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139084729] [2021-11-25 18:02:29,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:02:29,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 18:02:29,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:02:29,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 18:02:29,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 18:02:29,876 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:02:32,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:02:32,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:02:32,127 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2021-11-25 18:02:32,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 18:02:32,131 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2021-11-25 18:02:32,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:02:32,132 INFO L225 Difference]: With dead ends: 175 [2021-11-25 18:02:32,132 INFO L226 Difference]: Without dead ends: 96 [2021-11-25 18:02:32,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 18:02:32,136 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 8 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:02:32,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 326 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 105 Invalid, 0 Unknown, 53 Unchecked, 2.2s Time] [2021-11-25 18:02:32,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-25 18:02:32,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2021-11-25 18:02:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 18:02:32,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2021-11-25 18:02:32,154 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2021-11-25 18:02:32,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:02:32,154 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2021-11-25 18:02:32,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:02:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-11-25 18:02:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 18:02:32,157 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:02:32,157 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:02:32,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:02:32,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:02:32,362 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:02:32,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:02:32,362 INFO L85 PathProgramCache]: Analyzing trace with hash -336880136, now seen corresponding path program 1 times [2021-11-25 18:02:32,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:02:32,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876336245] [2021-11-25 18:02:32,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:32,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:02:32,401 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:02:32,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2102796933] [2021-11-25 18:02:32,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:02:32,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:02:32,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:02:32,406 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:02:32,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ebad070-988c-422a-a8a9-1fd97851f7d6/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:02:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:02:32,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:02:32,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:02:32,942 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 18:02:32,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:02:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 18:02:33,049 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:02:33,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876336245] [2021-11-25 18:02:33,049 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:02:33,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102796933] [2021-11-25 18:02:33,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102796933] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:02:33,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [967231652] [2021-11-25 18:02:33,053 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 18:02:33,053 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:02:33,054 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:02:33,054 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:02:33,054 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:02:33,117 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:02:33,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 18:02:33,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:02:33,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 18:02:33,137 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 18:02:33,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,150 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 18:02:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,165 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 18:02:33,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 18:02:33,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 18:02:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,408 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 18:02:33,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,427 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 18:02:33,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 18:02:33,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,488 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 18:02:33,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,503 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 18:02:33,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,538 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 18:02:33,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 18:02:33,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,590 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 18:02:33,657 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:02:33,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 18:02:33,689 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 28 treesize of output 36 [2021-11-25 18:02:33,767 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 18:02:33,771 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 18:02:33,776 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 18:02:33,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,792 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 18:02:33,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,800 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 18:02:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,807 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 18:02:33,824 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 18:02:33,827 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 18:02:33,831 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 18:02:33,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 18:02:33,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 18:02:33,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:33,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 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 18:02:34,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 18:02:34,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 18:02:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:34,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 46 treesize of output 16 [2021-11-25 18:02:40,419 WARN L227 SmtUtils]: Spent 6.24s 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 18:02:40,419 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:02:40,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 18:02:40,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:49,846 WARN L227 SmtUtils]: Spent 9.33s 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 18:02:49,846 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:02:49,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 18:02:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:02:50,646 INFO L244 Elim1Store]: Index analysis took 528 ms [2021-11-25 18:02:59,455 WARN L227 SmtUtils]: Spent 8.41s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:02:59,456 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 18:02:59,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 18:03:00,009 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-11-25 18:03:01,005 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 18:03:01,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-11-25 18:03:01,199 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 27 treesize of output 38 [2021-11-25 18:03:01,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:01,845 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 18:03:01,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 18:03:02,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,169 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:03:02,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 18:03:02,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,358 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:03:02,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 18:03:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:02,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 18:03:02,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:02,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,546 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 27 treesize of output 15 [2021-11-25 18:03:02,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:02,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 18:03:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 18:03:02,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:02,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:02,903 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:03:02,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 18:03:02,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:03,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:03,062 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 18:03:03,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 18:03:03,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:03,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:03,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:03,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:03,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:03,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:03,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2021-11-25 18:03:04,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:04,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:05,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:05,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:05,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:05,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:05,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,312 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:03:05,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-25 18:03:05,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:05,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,601 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:03:05,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2434 [2021-11-25 18:03:05,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:05,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:05,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:05,815 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 18:03:05,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2616 treesize of output 1 [2021-11-25 18:03:06,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,223 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:06,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:06,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2711 treesize of output 2335 [2021-11-25 18:03:06,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:06,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2611 treesize of output 2241 [2021-11-25 18:03:06,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:06,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-25 18:03:06,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:06,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:07,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:07,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:07,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2711 treesize of output 2335 [2021-11-25 18:03:07,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2611 treesize of output 2241 [2021-11-25 18:03:07,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:07,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2595 treesize of output 2231 [2021-11-25 18:03:08,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:08,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:09,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:10,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:11,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 18:03:11,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:11,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:11,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:11,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 18:03:11,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:11,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2663 treesize of output 2231 [2021-11-25 18:03:12,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,371 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 18:03:12,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 18:03:12,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:12,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:12,657 INFO L244 Elim1Store]: Index analysis took 163 ms [2021-11-25 18:03:12,672 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:03:12,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:03:12,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:12,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:12,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:12,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:12,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:12,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:13,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:13,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:13,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:13,336 INFO L244 Elim1Store]: Index analysis took 123 ms [2021-11-25 18:03:13,353 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:03:13,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:03:13,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:13,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:14,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:14,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,321 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 18:03:14,336 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:03:14,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-25 18:03:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,579 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:03:14,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 18:03:14,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:14,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:14,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:14,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:14,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:14,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:14,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:14,910 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 18:03:14,925 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:03:14,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 18:03:15,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:15,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:15,380 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-25 18:03:16,302 INFO L354 Elim1Store]: treesize reduction 1186, result has 34.9 percent of original size [2021-11-25 18:03:16,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2883 [2021-11-25 18:03:16,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:16,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:16,945 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-25 18:03:18,804 INFO L354 Elim1Store]: treesize reduction 1185, result has 36.7 percent of original size [2021-11-25 18:03:18,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3028 [2021-11-25 18:03:19,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:19,696 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-25 18:03:20,244 INFO L354 Elim1Store]: treesize reduction 1811, result has 2.1 percent of original size [2021-11-25 18:03:20,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 2275 [2021-11-25 18:03:20,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:20,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:20,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,189 INFO L354 Elim1Store]: treesize reduction 793, result has 31.3 percent of original size [2021-11-25 18:03:21,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2672 treesize of output 2596 [2021-11-25 18:03:21,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,509 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 18:03:21,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 18:03:21,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:21,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:21,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:21,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:21,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:21,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:21,949 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-25 18:03:22,350 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-25 18:03:22,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-25 18:03:23,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:23,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:23,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:23,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 18:03:23,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:23,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:23,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:03:24,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:24,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:24,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:03:24,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:24,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:25,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,358 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 18:03:25,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 18:03:25,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:25,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:25,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:25,657 INFO L244 Elim1Store]: Index analysis took 180 ms [2021-11-25 18:03:25,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:03:25,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:25,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:26,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:03:26,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:26,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:03:26,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:26,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:03:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:30,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:30,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:03:30,726 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-25 18:03:34,759 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 18:03:34,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 9 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 145059 treesize of output 145451