./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:23:23,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:23:23,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:23:23,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:23:23,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:23:23,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:23:23,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:23:23,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:23:23,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:23:23,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:23:23,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:23:23,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:23:23,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:23:23,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:23:23,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:23:23,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:23:23,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:23:23,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:23:23,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:23:23,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:23:23,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:23:23,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:23:23,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:23:23,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:23:23,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:23:23,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:23:23,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:23:23,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:23:23,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:23:23,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:23:23,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:23:23,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:23:23,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:23:23,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:23:23,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:23:23,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:23:23,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:23:23,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:23:23,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:23:23,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:23:23,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:23:23,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 02:23:23,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:23:23,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:23:23,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:23:23,276 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:23:23,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:23:23,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:23:23,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:23:23,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:23:23,285 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:23:23,286 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:23:23,287 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:23:23,287 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:23:23,287 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:23:23,288 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:23:23,288 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:23:23,288 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:23:23,289 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:23:23,289 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:23:23,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:23:23,291 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:23:23,291 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:23:23,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:23:23,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:23:23,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:23:23,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:23:23,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:23:23,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:23:23,294 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 02:23:23,295 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:23:23,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:23:23,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:23:23,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:23:23,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:23:23,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:23:23,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:23:23,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:23:23,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:23:23,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:23:23,298 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:23:23,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:23:23,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:23:23,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:23:23,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:23:23,299 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2021-11-23 02:23:23,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:23:23,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:23:23,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:23:23,651 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:23:23,652 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:23:23,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2021-11-23 02:23:23,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/data/aefe542aa/1bc9c23cc0da4c4ab05a3a15d806f33c/FLAG8da15a246 [2021-11-23 02:23:24,427 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:23:24,428 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2021-11-23 02:23:24,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/data/aefe542aa/1bc9c23cc0da4c4ab05a3a15d806f33c/FLAG8da15a246 [2021-11-23 02:23:24,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/data/aefe542aa/1bc9c23cc0da4c4ab05a3a15d806f33c [2021-11-23 02:23:24,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:23:24,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:23:24,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:23:24,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:23:24,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:23:24,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:23:24" (1/1) ... [2021-11-23 02:23:24,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7877321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:24, skipping insertion in model container [2021-11-23 02:23:24,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:23:24" (1/1) ... [2021-11-23 02:23:24,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:23:24,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:23:25,211 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2021-11-23 02:23:25,350 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2021-11-23 02:23:25,351 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2021-11-23 02:23:25,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:23:25,371 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:23:25,405 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2021-11-23 02:23:25,512 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2021-11-23 02:23:25,513 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_4d94bc2d-4539-4a30-9a60-84cbdf28976c/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2021-11-23 02:23:25,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:23:25,602 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:23:25,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25 WrapperNode [2021-11-23 02:23:25,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:23:25,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:23:25,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:23:25,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:23:25,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,763 INFO L137 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-23 02:23:25,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:23:25,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:23:25,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:23:25,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:23:25,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:25,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:23:25,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:23:25,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:23:25,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:23:25,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (1/1) ... [2021-11-23 02:23:26,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:23:26,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:26,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:23:26,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:23:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:23:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:23:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:23:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:23:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:23:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:23:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:23:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:23:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:23:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:23:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:23:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:23:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:23:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:23:26,460 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:23:26,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:23:27,534 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:23:27,924 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:23:27,924 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 02:23:27,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:27 BoogieIcfgContainer [2021-11-23 02:23:27,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:23:27,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:23:27,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:23:27,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:23:27,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:23:24" (1/3) ... [2021-11-23 02:23:27,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f445846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:27, skipping insertion in model container [2021-11-23 02:23:27,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:25" (2/3) ... [2021-11-23 02:23:27,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f445846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:27, skipping insertion in model container [2021-11-23 02:23:27,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:27" (3/3) ... [2021-11-23 02:23:27,942 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test7-1.i [2021-11-23 02:23:27,969 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:23:27,970 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 02:23:28,018 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:23:28,024 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 [2021-11-23 02:23:28,024 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-23 02:23:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:23:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 02:23:28,049 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:28,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 02:23:28,050 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 02:23:28,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:28,056 INFO L85 PathProgramCache]: Analyzing trace with hash 24617747, now seen corresponding path program 1 times [2021-11-23 02:23:28,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:28,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262540971] [2021-11-23 02:23:28,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:28,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:28,176 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:28,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1763386193] [2021-11-23 02:23:28,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:28,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:28,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:28,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:28,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:23:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:28,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:23:28,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:28,435 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 [2021-11-23 02:23:28,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:23:28,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 02:23:28,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:28,506 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:23:28,506 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:28,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262540971] [2021-11-23 02:23:28,507 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:28,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763386193] [2021-11-23 02:23:28,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763386193] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:28,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:28,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:23:28,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071643889] [2021-11-23 02:23:28,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:28,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:23:28,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:28,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:23:28,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:23:28,547 INFO L87 Difference]: Start difference. First operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:30,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:30,578 INFO L93 Difference]: Finished difference Result 285 states and 496 transitions. [2021-11-23 02:23:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:30,585 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-23 02:23:30,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:30,598 INFO L225 Difference]: With dead ends: 285 [2021-11-23 02:23:30,598 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 02:23:30,603 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 [2021-11-23 02:23:30,607 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 58 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:30,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 296 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 02:23:30,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 02:23:30,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2021-11-23 02:23:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:23:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2021-11-23 02:23:30,668 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2021-11-23 02:23:30,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:30,669 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2021-11-23 02:23:30,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2021-11-23 02:23:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 02:23:30,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:30,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:23:30,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 02:23:30,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-23 02:23:30,892 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 02:23:30,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:30,894 INFO L85 PathProgramCache]: Analyzing trace with hash -179565833, now seen corresponding path program 1 times [2021-11-23 02:23:30,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:30,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104138535] [2021-11-23 02:23:30,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:30,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:31,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:31,035 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:31,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104138535] [2021-11-23 02:23:31,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104138535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:31,041 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:31,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:23:31,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771752264] [2021-11-23 02:23:31,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:31,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:23:31,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:31,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:23:31,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:23:31,046 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-11-23 02:23:33,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:33,233 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2021-11-23 02:23:33,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:33,241 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2021-11-23 02:23:33,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:33,243 INFO L225 Difference]: With dead ends: 211 [2021-11-23 02:23:33,243 INFO L226 Difference]: Without dead ends: 159 [2021-11-23 02:23:33,244 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 [2021-11-23 02:23:33,246 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:33,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 300 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-23 02:23:33,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-23 02:23:33,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2021-11-23 02:23:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:23:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2021-11-23 02:23:33,265 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2021-11-23 02:23:33,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:33,266 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2021-11-23 02:23:33,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-11-23 02:23:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2021-11-23 02:23:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 02:23:33,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:33,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:23:33,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:23:33,269 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 02:23:33,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:33,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1301143671, now seen corresponding path program 1 times [2021-11-23 02:23:33,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:33,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879030741] [2021-11-23 02:23:33,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:33,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:33,297 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:33,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [330711645] [2021-11-23 02:23:33,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:33,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:33,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:33,322 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:33,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:23:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:33,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:23:33,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:33,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:23:33,869 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:33,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879030741] [2021-11-23 02:23:33,870 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:33,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330711645] [2021-11-23 02:23:33,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330711645] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:33,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:33,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:23:33,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114372548] [2021-11-23 02:23:33,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:33,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:33,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:33,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:33,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:23:33,872 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2021-11-23 02:23:34,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:34,641 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2021-11-23 02:23:34,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:23:34,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 28 [2021-11-23 02:23:34,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:34,649 INFO L225 Difference]: With dead ends: 277 [2021-11-23 02:23:34,650 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 02:23:34,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:23:34,652 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:34,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 218 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-23 02:23:34,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 02:23:34,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2021-11-23 02:23:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:23:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2021-11-23 02:23:34,704 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2021-11-23 02:23:34,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:34,704 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2021-11-23 02:23:34,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2021-11-23 02:23:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2021-11-23 02:23:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 02:23:34,706 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:34,706 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:23:34,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:34,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:34,910 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 02:23:34,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:34,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1414874843, now seen corresponding path program 1 times [2021-11-23 02:23:34,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:34,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502152531] [2021-11-23 02:23:34,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:34,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:34,942 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:34,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1959315027] [2021-11-23 02:23:34,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:34,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:34,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:34,946 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:34,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:23:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:35,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:23:35,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:23:35,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:23:35,701 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:35,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502152531] [2021-11-23 02:23:35,701 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:35,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959315027] [2021-11-23 02:23:35,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959315027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:35,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:35,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:23:35,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424799510] [2021-11-23 02:23:35,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:35,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:23:35,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:35,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:23:35,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:23:35,709 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-11-23 02:23:36,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:36,739 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2021-11-23 02:23:36,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:36,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 41 [2021-11-23 02:23:36,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:36,752 INFO L225 Difference]: With dead ends: 308 [2021-11-23 02:23:36,752 INFO L226 Difference]: Without dead ends: 164 [2021-11-23 02:23:36,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:23:36,755 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:36,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 335 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-23 02:23:36,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-23 02:23:36,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-11-23 02:23:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-23 02:23:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2021-11-23 02:23:36,777 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2021-11-23 02:23:36,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:36,778 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2021-11-23 02:23:36,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-11-23 02:23:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2021-11-23 02:23:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 02:23:36,781 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:36,781 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] [2021-11-23 02:23:36,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:36,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-23 02:23:36,998 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 02:23:36,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:36,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1751785293, now seen corresponding path program 1 times [2021-11-23 02:23:36,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:36,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810749273] [2021-11-23 02:23:36,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:36,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:37,022 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:37,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1546012692] [2021-11-23 02:23:37,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:37,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:37,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:37,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:37,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d94bc2d-4539-4a30-9a60-84cbdf28976c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:23:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:38,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 02:23:38,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:23:38,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:23:38,411 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:38,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810749273] [2021-11-23 02:23:38,411 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:38,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546012692] [2021-11-23 02:23:38,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546012692] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:38,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1912938835] [2021-11-23 02:23:38,444 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 02:23:38,444 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:23:38,450 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:23:38,457 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:23:38,458 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:23:38,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,603 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 02:23:38,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-23 02:23:38,617 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 [2021-11-23 02:23:38,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 02:23:38,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,660 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:23:38,661 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 [2021-11-23 02:23:38,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-23 02:23:38,724 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 [2021-11-23 02:23:38,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,757 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:23:38,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 02:23:38,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,823 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:23:38,824 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 [2021-11-23 02:23:38,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:23:38,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:38,887 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 [2021-11-23 02:23:38,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:23:38,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-23 02:23:39,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:23:39,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,489 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 [2021-11-23 02:23:39,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,521 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 75 treesize of output 75 [2021-11-23 02:23:39,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,550 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 60 treesize of output 74 [2021-11-23 02:23:39,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,587 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 [2021-11-23 02:23:39,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,636 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 [2021-11-23 02:23:39,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-23 02:23:39,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,753 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 [2021-11-23 02:23:39,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,824 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 [2021-11-23 02:23:39,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,854 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 110 treesize of output 115 [2021-11-23 02:23:39,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,937 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:23:39,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 02:23:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,029 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 02:23:40,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 126 treesize of output 132 [2021-11-23 02:23:40,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,078 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 [2021-11-23 02:23:40,196 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 [2021-11-23 02:23:40,202 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 14 treesize of output 10 [2021-11-23 02:23:40,207 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 16 treesize of output 12 [2021-11-23 02:23:40,253 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 02:23:40,253 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 98 treesize of output 97 [2021-11-23 02:23:40,278 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:23:40,279 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 94 treesize of output 93 [2021-11-23 02:23:40,302 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 02:23:40,303 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 90 treesize of output 89 [2021-11-23 02:23:40,327 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 [2021-11-23 02:23:40,333 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 [2021-11-23 02:23:40,339 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 [2021-11-23 02:23:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:23:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 02:23:40,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,481 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 [2021-11-23 02:23:40,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:23:40,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,654 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 [2021-11-23 02:23:40,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:23:40,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 02:23:50,740 WARN L227 SmtUtils]: Spent 9.94s 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) [2021-11-23 02:23:50,741 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:23:50,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2851 treesize of output 2328 [2021-11-23 02:23:50,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:02,888 WARN L227 SmtUtils]: Spent 12.08s 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) [2021-11-23 02:24:02,889 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:24:02,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2952 treesize of output 2670 [2021-11-23 02:24:16,169 WARN L227 SmtUtils]: Spent 13.07s on a formula simplification. DAG size of input: 251 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:24:16,171 INFO L354 Elim1Store]: treesize reduction 2750, result has 29.6 percent of original size [2021-11-23 02:24:16,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2920 treesize of output 2690 [2021-11-23 02:24:16,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:16,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,434 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:24:17,434 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 9 case distinctions, treesize of input 25958 treesize of output 25972 [2021-11-23 02:24:17,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:17,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:18,709 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 02:24:18,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25957 treesize of output 25972 [2021-11-23 02:24:19,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:19,660 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 02:24:19,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 02:24:19,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:19,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,150 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:20,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-23 02:24:20,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:20,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 02:24:20,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,471 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 02:24:20,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-23 02:24:20,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-23 02:24:20,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:20,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:20,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-23 02:24:21,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:21,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:21,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:21,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,320 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:21,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-23 02:24:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,462 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 02:24:21,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-23 02:24:21,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:21,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:21,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-23 02:24:21,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:21,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:22,740 INFO L244 Elim1Store]: Index analysis took 205 ms [2021-11-23 02:24:23,942 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:23,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4034 treesize of output 5426 [2021-11-23 02:24:30,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:30,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:30,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:30,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:30,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:30,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:30,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:30,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:30,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:30,955 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-23 02:24:30,985 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:24:30,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:24:31,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:31,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:31,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:31,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:31,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:31,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:31,500 INFO L244 Elim1Store]: Index analysis took 164 ms [2021-11-23 02:24:31,622 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-23 02:24:31,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2384 [2021-11-23 02:24:31,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:31,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:31,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:32,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-23 02:24:32,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:32,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-23 02:24:32,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:32,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:33,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:33,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:24:33,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:33,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:24:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:33,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:34,025 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 02:24:34,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 02:24:34,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:34,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:34,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:34,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:34,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:34,516 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-23 02:24:34,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-23 02:24:34,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:35,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:35,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:35,123 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-11-23 02:24:35,290 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 02:24:35,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2247 [2021-11-23 02:24:35,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:35,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:35,679 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-11-23 02:24:37,221 INFO L354 Elim1Store]: treesize reduction 495, result has 73.6 percent of original size [2021-11-23 02:24:37,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3718 [2021-11-23 02:24:38,097 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:38,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:38,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:38,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,254 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:38,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-23 02:24:38,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:38,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:38,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,538 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:38,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-23 02:24:39,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:39,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:24:39,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:39,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:24:39,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,686 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:24:39,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 02:24:39,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:39,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:39,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:39,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,942 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-23 02:24:39,962 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:24:39,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-23 02:24:40,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:41,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:41,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:24:41,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:41,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:41,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:24:41,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:41,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:42,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:42,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,871 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-23 02:24:42,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 02:24:43,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:43,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:43,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,265 INFO L244 Elim1Store]: Index analysis took 142 ms [2021-11-23 02:24:43,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:24:43,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:50,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:50,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:50,683 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-23 02:24:55,583 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 02:24:55,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 433791 treesize of output 434303 [2021-11-23 02:33:17,909 WARN L227 SmtUtils]: Spent 39.09s on a formula simplification. DAG size of input: 3156 DAG size of output: 3134 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 02:35:13,193 WARN L227 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 1993 DAG size of output: 1993 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)