./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.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_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/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_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/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_5981a90f-791c-4d1e-866e-78895fe199a7/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 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:35:54,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:35:54,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:35:54,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:35:54,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:35:54,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:35:54,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:35:54,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:35:54,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:35:54,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:35:54,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:35:54,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:35:54,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:35:54,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:35:54,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:35:54,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:35:54,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:35:54,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:35:54,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:35:54,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:35:54,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:35:54,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:35:54,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:35:54,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:35:54,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:35:54,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:35:54,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:35:54,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:35:54,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:35:54,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:35:54,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:35:54,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:35:54,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:35:54,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:35:54,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:35:54,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:35:54,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:35:54,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:35:54,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:35:54,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:35:54,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:35:54,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 20:35:54,337 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:35:54,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:35:54,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:35:54,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:35:54,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:35:54,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:35:54,339 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:35:54,340 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:35:54,340 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:35:54,340 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:35:54,341 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:35:54,342 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:35:54,342 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:35:54,342 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:35:54,342 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:35:54,343 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:35:54,343 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:35:54,343 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:35:54,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:35:54,345 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:35:54,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:35:54,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:35:54,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:35:54,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:35:54,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:35:54,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:35:54,348 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:35:54,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:35:54,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:35:54,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:35:54,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:35:54,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:35:54,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:35:54,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:35:54,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:35:54,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:35:54,351 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:35:54,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:35:54,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:35:54,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:35:54,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:35:54,352 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_5981a90f-791c-4d1e-866e-78895fe199a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 [2021-11-25 20:35:54,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:35:54,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:35:54,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:35:54,626 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:35:54,627 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:35:54,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2021-11-25 20:35:54,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/data/192821b34/199e2b50c1404e5e908c99e4ef79f07f/FLAGdb4c336e0 [2021-11-25 20:35:55,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:35:55,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2021-11-25 20:35:55,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/data/192821b34/199e2b50c1404e5e908c99e4ef79f07f/FLAGdb4c336e0 [2021-11-25 20:35:55,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/data/192821b34/199e2b50c1404e5e908c99e4ef79f07f [2021-11-25 20:35:55,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:35:55,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:35:55,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:35:55,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:35:55,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:35:55,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:35:55" (1/1) ... [2021-11-25 20:35:55,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2c031b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:55, skipping insertion in model container [2021-11-25 20:35:55,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:35:55" (1/1) ... [2021-11-25 20:35:55,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:35:55,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:35:56,080 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_5981a90f-791c-4d1e-866e-78895fe199a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[37019,37032] [2021-11-25 20:35:56,224 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_5981a90f-791c-4d1e-866e-78895fe199a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[47352,47365] [2021-11-25 20:35:56,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:35:56,238 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:35:56,274 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_5981a90f-791c-4d1e-866e-78895fe199a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[37019,37032] [2021-11-25 20:35:56,336 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_5981a90f-791c-4d1e-866e-78895fe199a7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[47352,47365] [2021-11-25 20:35:56,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:35:56,394 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:35:56,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56 WrapperNode [2021-11-25 20:35:56,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:35:56,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:35:56,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:35:56,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:35:56,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,498 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 884 [2021-11-25 20:35:56,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:35:56,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:35:56,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:35:56,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:35:56,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:35:56,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:35:56,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:35:56,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:35:56,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (1/1) ... [2021-11-25 20:35:56,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:35:56,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:35:56,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:35:56,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:35:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:35:56,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:35:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:35:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:35:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:35:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:35:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:35:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:35:56,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:35:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:35:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:35:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:35:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:35:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:35:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:35:56,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:35:57,013 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:35:57,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:35:57,996 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:35:58,427 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:35:58,427 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 20:35:58,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:35:58 BoogieIcfgContainer [2021-11-25 20:35:58,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:35:58,432 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:35:58,432 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:35:58,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:35:58,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:35:55" (1/3) ... [2021-11-25 20:35:58,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a6eef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:35:58, skipping insertion in model container [2021-11-25 20:35:58,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:35:56" (2/3) ... [2021-11-25 20:35:58,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a6eef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:35:58, skipping insertion in model container [2021-11-25 20:35:58,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:35:58" (3/3) ... [2021-11-25 20:35:58,438 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test2-1.i [2021-11-25 20:35:58,443 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:35:58,443 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 20:35:58,491 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:35:58,498 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:35:58,498 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 20:35:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 20:35:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 20:35:58,522 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:35:58,523 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:35:58,523 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:35:58,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:35:58,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1416617355, now seen corresponding path program 1 times [2021-11-25 20:35:58,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:35:58,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472558344] [2021-11-25 20:35:58,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:35:58,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:35:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:35:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:35:58,687 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:35:58,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472558344] [2021-11-25 20:35:58,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472558344] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:35:58,689 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:35:58,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:35:58,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673966437] [2021-11-25 20:35:58,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:35:58,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:35:58,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:35:58,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:35:58,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:35:58,724 INFO L87 Difference]: Start difference. First operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:35:59,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:35:59,243 INFO L93 Difference]: Finished difference Result 217 states and 382 transitions. [2021-11-25 20:35:59,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:35:59,253 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 20:35:59,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:35:59,269 INFO L225 Difference]: With dead ends: 217 [2021-11-25 20:35:59,269 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 20:35:59,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:35:59,281 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:35:59,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 20:35:59,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 20:35:59,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 20:35:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 101 states have internal predecessors, (116), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 20:35:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2021-11-25 20:35:59,353 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 8 [2021-11-25 20:35:59,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:35:59,353 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2021-11-25 20:35:59,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:35:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-25 20:35:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 20:35:59,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:35:59,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:35:59,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:35:59,361 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:35:59,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:35:59,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1000196391, now seen corresponding path program 1 times [2021-11-25 20:35:59,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:35:59,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65826754] [2021-11-25 20:35:59,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:35:59,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:35:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:35:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:35:59,459 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:35:59,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65826754] [2021-11-25 20:35:59,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65826754] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:35:59,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:35:59,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:35:59,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075690213] [2021-11-25 20:35:59,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:35:59,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:35:59,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:35:59,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:35:59,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:35:59,466 INFO L87 Difference]: Start difference. First operand 107 states and 132 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:36:00,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:36:00,546 INFO L93 Difference]: Finished difference Result 222 states and 282 transitions. [2021-11-25 20:36:00,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:36:00,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-25 20:36:00,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:36:00,555 INFO L225 Difference]: With dead ends: 222 [2021-11-25 20:36:00,555 INFO L226 Difference]: Without dead ends: 168 [2021-11-25 20:36:00,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:36:00,557 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:36:00,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 319 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 20:36:00,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-25 20:36:00,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 109. [2021-11-25 20:36:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 103 states have internal predecessors, (118), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 20:36:00,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 134 transitions. [2021-11-25 20:36:00,574 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 134 transitions. Word has length 20 [2021-11-25 20:36:00,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:36:00,575 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 134 transitions. [2021-11-25 20:36:00,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:36:00,575 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2021-11-25 20:36:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 20:36:00,577 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:36:00,577 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:36:00,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:36:00,578 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:00,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:00,579 INFO L85 PathProgramCache]: Analyzing trace with hash -981044614, now seen corresponding path program 1 times [2021-11-25 20:36:00,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:36:00,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454837133] [2021-11-25 20:36:00,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:00,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:36:00,705 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:36:00,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1222543988] [2021-11-25 20:36:00,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:00,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:00,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:36:00,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:36:00,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:36:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:36:01,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:36:01,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:36:01,624 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:36:01,624 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:36:01,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454837133] [2021-11-25 20:36:01,624 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:36:01,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1222543988] [2021-11-25 20:36:01,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1222543988] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:36:01,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:36:01,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:36:01,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767764274] [2021-11-25 20:36:01,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:36:01,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:36:01,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:36:01,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:36:01,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:36:01,632 INFO L87 Difference]: Start difference. First operand 109 states and 134 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:36:03,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:36:03,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:36:03,243 INFO L93 Difference]: Finished difference Result 260 states and 324 transitions. [2021-11-25 20:36:03,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:36:03,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-25 20:36:03,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:36:03,261 INFO L225 Difference]: With dead ends: 260 [2021-11-25 20:36:03,261 INFO L226 Difference]: Without dead ends: 154 [2021-11-25 20:36:03,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:36:03,263 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 43 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:36:03,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 20:36:03,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-25 20:36:03,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-11-25 20:36:03,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 135 states have (on average 1.2148148148148148) internal successors, (164), 146 states have internal predecessors, (164), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 5 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:36:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-25 20:36:03,280 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 44 [2021-11-25 20:36:03,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:36:03,280 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-25 20:36:03,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:36:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-25 20:36:03,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 20:36:03,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:36:03,283 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:36:03,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:36:03,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:03,497 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:03,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:03,498 INFO L85 PathProgramCache]: Analyzing trace with hash 2039789200, now seen corresponding path program 1 times [2021-11-25 20:36:03,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:36:03,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880614839] [2021-11-25 20:36:03,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:03,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:36:03,553 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:36:03,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408002025] [2021-11-25 20:36:03,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:03,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:03,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:36:03,554 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:36:03,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:36:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:36:04,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:36:04,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:04,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:36:04,207 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:36:04,207 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:36:04,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880614839] [2021-11-25 20:36:04,207 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:36:04,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408002025] [2021-11-25 20:36:04,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408002025] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:36:04,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:36:04,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:36:04,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701756019] [2021-11-25 20:36:04,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:36:04,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:36:04,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:36:04,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:36:04,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:36:04,215 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:36:05,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:36:05,114 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2021-11-25 20:36:05,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:36:05,114 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 57 [2021-11-25 20:36:05,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:36:05,116 INFO L225 Difference]: With dead ends: 258 [2021-11-25 20:36:05,116 INFO L226 Difference]: Without dead ends: 122 [2021-11-25 20:36:05,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:36:05,118 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 163 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:36:05,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 156 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:36:05,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-25 20:36:05,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-25 20:36:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 110 states have (on average 1.1818181818181819) internal successors, (130), 116 states have internal predecessors, (130), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-25 20:36:05,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2021-11-25 20:36:05,137 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 57 [2021-11-25 20:36:05,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:36:05,137 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2021-11-25 20:36:05,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:36:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2021-11-25 20:36:05,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:36:05,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:36:05,141 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:36:05,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:36:05,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:05,361 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:05,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:05,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1917685262, now seen corresponding path program 1 times [2021-11-25 20:36:05,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:36:05,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666565404] [2021-11-25 20:36:05,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:05,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:36:05,418 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:36:05,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [611921913] [2021-11-25 20:36:05,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:05,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:05,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:36:05,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:36:05,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:36:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:36:06,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:36:06,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:36:06,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:36:06,475 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:36:06,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666565404] [2021-11-25 20:36:06,475 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:36:06,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611921913] [2021-11-25 20:36:06,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [611921913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:36:06,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:36:06,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:36:06,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997563913] [2021-11-25 20:36:06,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:36:06,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:36:06,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:36:06,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:36:06,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:36:06,478 INFO L87 Difference]: Start difference. First operand 122 states and 146 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:36:08,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:36:09,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:36:09,227 INFO L93 Difference]: Finished difference Result 227 states and 276 transitions. [2021-11-25 20:36:09,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:36:09,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 20:36:09,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:36:09,239 INFO L225 Difference]: With dead ends: 227 [2021-11-25 20:36:09,239 INFO L226 Difference]: Without dead ends: 124 [2021-11-25 20:36:09,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:36:09,240 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:36:09,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 344 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-25 20:36:09,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-25 20:36:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-25 20:36:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 111 states have (on average 1.1891891891891893) internal successors, (132), 118 states have internal predecessors, (132), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2021-11-25 20:36:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 149 transitions. [2021-11-25 20:36:09,253 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 149 transitions. Word has length 64 [2021-11-25 20:36:09,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:36:09,253 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 149 transitions. [2021-11-25 20:36:09,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:36:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-25 20:36:09,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 20:36:09,256 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:36:09,257 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:36:09,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-25 20:36:09,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:09,469 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:36:09,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:36:09,469 INFO L85 PathProgramCache]: Analyzing trace with hash 759391854, now seen corresponding path program 1 times [2021-11-25 20:36:09,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:36:09,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934583364] [2021-11-25 20:36:09,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:09,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:36:09,537 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:36:09,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [211433604] [2021-11-25 20:36:09,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:36:09,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:36:09,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:36:09,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:36:09,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5981a90f-791c-4d1e-866e-78895fe199a7/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:36:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:36:11,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:36:11,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:36:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:36:11,537 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:36:11,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:36:11,774 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:36:11,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934583364] [2021-11-25 20:36:11,774 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:36:11,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211433604] [2021-11-25 20:36:11,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211433604] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:36:11,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1316256675] [2021-11-25 20:36:11,805 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 20:36:11,811 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:36:11,816 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:36:11,822 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:36:11,823 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:36:11,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:36:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,005 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:36:12,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 20:36:12,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,016 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 20:36:12,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:36:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:36:12,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,096 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 20:36:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,112 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 20:36:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,142 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 20:36:12,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-25 20:36:12,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,196 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:36:12,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 20:36:12,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 20:36:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:36:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:36:12,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2021-11-25 20:36:12,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 76 [2021-11-25 20:36:12,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 20:36:12,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 20:36:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:36:12,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:36:12,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 20:36:12,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:36:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:36:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,049 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:36:13,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 20:36:13,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 20:36:13,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:36:13,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:36:13,207 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 13 treesize of output 9 [2021-11-25 20:36:13,287 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 20:36:13,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 20:36:13,317 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:36:13,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 20:36:13,343 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:36:13,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 20:36:13,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:36:13,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:36:13,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:36:13,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 20:36:13,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:36:13,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,515 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 20:36:13,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 20:36:13,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:36:13,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:13,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 20:36:19,368 WARN L227 SmtUtils]: Spent 5.55s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:36:19,369 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:36:19,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 20:36:19,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:27,971 WARN L227 SmtUtils]: Spent 8.45s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:36:27,972 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:36:27,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 20:36:28,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:28,536 INFO L244 Elim1Store]: Index analysis took 367 ms [2021-11-25 20:36:38,038 WARN L227 SmtUtils]: Spent 9.29s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:36:38,039 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 20:36:38,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 20:36:38,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:38,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:38,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:38,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:38,673 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-25 20:36:39,733 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:36:39,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 20:36:39,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:39,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:39,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:36:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:40,607 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:36:40,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 20:36:40,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:40,958 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:36:40,959 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 53 treesize of output 63 [2021-11-25 20:36:41,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:41,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:41,095 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 57 treesize of output 41 [2021-11-25 20:36:41,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:41,470 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 20:36:41,470 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 46 treesize of output 44 [2021-11-25 20:36:41,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:41,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:41,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:41,808 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:36:41,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1194 treesize of output 1010 [2021-11-25 20:36:41,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:41,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:41,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:41,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:42,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:42,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:42,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:42,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:42,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:42,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:42,497 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-25 20:36:42,888 INFO L354 Elim1Store]: treesize reduction 224, result has 51.4 percent of original size [2021-11-25 20:36:42,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1271 treesize of output 1059 [2021-11-25 20:36:42,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,287 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 20:36:43,464 INFO L354 Elim1Store]: treesize reduction 203, result has 48.3 percent of original size [2021-11-25 20:36:43,464 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 1203 treesize of output 1013 [2021-11-25 20:36:43,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:43,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:43,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:43,993 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 20:36:44,082 INFO L354 Elim1Store]: treesize reduction 6, result has 66.7 percent of original size [2021-11-25 20:36:44,083 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 815 treesize of output 377 [2021-11-25 20:36:44,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:44,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,250 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 815 treesize of output 365 [2021-11-25 20:36:44,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,441 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 815 treesize of output 365 [2021-11-25 20:36:44,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:44,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:44,643 INFO L244 Elim1Store]: Index analysis took 141 ms [2021-11-25 20:36:44,899 INFO L354 Elim1Store]: treesize reduction 18, result has 84.6 percent of original size [2021-11-25 20:36:44,900 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 815 treesize of output 463 [2021-11-25 20:36:44,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:45,258 INFO L244 Elim1Store]: Index analysis took 240 ms [2021-11-25 20:36:45,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:46,398 INFO L354 Elim1Store]: treesize reduction 1275, result has 30.8 percent of original size [2021-11-25 20:36:46,399 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 10 case distinctions, treesize of input 1280 treesize of output 1393 [2021-11-25 20:36:46,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:46,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:46,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:46,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:46,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 20:36:46,745 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:46,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:46,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:46,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:46,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:46,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:46,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:47,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:47,102 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 20:36:47,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 20:36:47,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:47,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:47,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:47,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:47,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:47,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:47,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:47,428 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-25 20:36:47,804 INFO L354 Elim1Store]: treesize reduction 796, result has 34.6 percent of original size [2021-11-25 20:36:47,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1271 treesize of output 1243 [2021-11-25 20:36:47,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 20:36:48,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,405 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 20:36:48,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 20:36:48,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:48,500 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 806 treesize of output 362 [2021-11-25 20:36:48,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:48,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:48,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:49,305 INFO L354 Elim1Store]: treesize reduction 880, result has 34.5 percent of original size [2021-11-25 20:36:49,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1271 treesize of output 1285 [2021-11-25 20:36:49,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:49,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:49,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:49,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:49,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:49,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:49,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:49,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:49,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:49,962 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:36:49,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1250 treesize of output 1038 [2021-11-25 20:36:50,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:50,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:50,262 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 1173 treesize of output 817 [2021-11-25 20:36:50,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:50,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:50,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:50,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:50,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:50,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:50,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:50,707 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 20:36:51,040 INFO L354 Elim1Store]: treesize reduction 6, result has 97.7 percent of original size [2021-11-25 20:36:51,041 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 2 case distinctions, treesize of input 1259 treesize of output 1081 [2021-11-25 20:36:51,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:51,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:51,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,323 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 1182 treesize of output 820 [2021-11-25 20:36:51,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:51,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:51,841 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 1250 treesize of output 820 [2021-11-25 20:36:51,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:51,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,581 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:52,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:52,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:52,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:52,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1250 treesize of output 820 [2021-11-25 20:36:52,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:53,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:53,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:53,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:53,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:53,570 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-11-25 20:36:53,950 INFO L354 Elim1Store]: treesize reduction 798, result has 33.4 percent of original size [2021-11-25 20:36:53,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1259 treesize of output 1223 [2021-11-25 20:36:53,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:54,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:54,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:54,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:54,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:54,089 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 794 treesize of output 362 [2021-11-25 20:36:54,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:54,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:54,542 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 785 treesize of output 359 [2021-11-25 20:36:54,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:36:54,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:54,765 INFO L354 Elim1Store]: treesize reduction 790, result has 0.1 percent of original size [2021-11-25 20:36:54,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1250 treesize of output 820 [2021-11-25 20:36:54,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:54,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:55,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:55,940 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:36:55,941 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 23 treesize of output 13 [2021-11-25 20:36:56,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:56,067 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 20:36:56,068 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 32 treesize of output 16 [2021-11-25 20:36:56,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:56,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:56,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:56,216 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-11-25 20:36:56,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:56,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:36:58,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:36:58,692 INFO L190 IndexEqualityManager]: detected not equals via solver