./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.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_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/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_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/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_d3b4223d-8aba-418e-8577-30472d42b3c2/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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:02:59,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:02:59,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:02:59,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:02:59,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:02:59,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:02:59,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:02:59,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:02:59,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:02:59,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:02:59,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:02:59,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:02:59,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:02:59,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:02:59,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:02:59,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:02:59,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:02:59,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:02:59,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:02:59,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:02:59,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:02:59,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:02:59,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:02:59,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:02:59,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:02:59,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:02:59,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:02:59,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:02:59,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:02:59,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:02:59,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:02:59,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:02:59,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:02:59,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:02:59,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:02:59,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:02:59,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:02:59,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:02:59,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:02:59,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:02:59,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:02:59,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 02:02:59,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:02:59,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:02:59,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:02:59,441 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:02:59,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:02:59,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:02:59,442 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:02:59,443 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:02:59,443 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:02:59,443 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:02:59,444 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:02:59,444 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:02:59,449 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:02:59,450 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:02:59,450 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:02:59,450 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:02:59,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:02:59,451 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:02:59,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:02:59,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:02:59,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:02:59,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:02:59,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:02:59,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:02:59,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:02:59,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:02:59,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:02:59,456 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 02:02:59,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:02:59,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:02:59,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:02:59,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:02:59,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:02:59,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:02:59,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:02:59,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:02:59,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:02:59,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:02:59,461 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:02:59,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:02:59,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:02:59,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:02:59,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:02:59,462 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_d3b4223d-8aba-418e-8577-30472d42b3c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2021-11-23 02:02:59,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:02:59,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:02:59,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:02:59,887 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:02:59,888 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:02:59,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2021-11-23 02:02:59,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/data/884d4e99a/13e51bb61db0427ea2e0372258734b69/FLAG9f9991240 [2021-11-23 02:03:00,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:03:00,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2021-11-23 02:03:00,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/data/884d4e99a/13e51bb61db0427ea2e0372258734b69/FLAG9f9991240 [2021-11-23 02:03:00,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/data/884d4e99a/13e51bb61db0427ea2e0372258734b69 [2021-11-23 02:03:00,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:03:00,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:03:00,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:00,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:03:00,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:03:00,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:00" (1/1) ... [2021-11-23 02:03:00,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528dff61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:00, skipping insertion in model container [2021-11-23 02:03:00,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:00" (1/1) ... [2021-11-23 02:03:00,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:03:01,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:03:01,538 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2021-11-23 02:03:01,652 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2021-11-23 02:03:01,653 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2021-11-23 02:03:01,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:03:01,683 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:03:01,718 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2021-11-23 02:03:01,787 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2021-11-23 02:03:01,788 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_d3b4223d-8aba-418e-8577-30472d42b3c2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2021-11-23 02:03:01,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:03:01,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:03:01,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01 WrapperNode [2021-11-23 02:03:01,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:01,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:03:01,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:03:01,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:03:01,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:01,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:01,999 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-23 02:03:02,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:03:02,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:03:02,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:03:02,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:03:02,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:03:02,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:03:02,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:03:02,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:03:02,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (1/1) ... [2021-11-23 02:03:02,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:03:02,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:03:02,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:03:02,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:03:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:03:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:03:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:03:02,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:03:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:03:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:03:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:03:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:03:02,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:03:02,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:03:02,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:03:04,040 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:03:04,563 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:03:04,564 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 02:03:04,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:04 BoogieIcfgContainer [2021-11-23 02:03:04,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:03:04,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:03:04,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:03:04,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:03:04,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:03:00" (1/3) ... [2021-11-23 02:03:04,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25a40579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:04, skipping insertion in model container [2021-11-23 02:03:04,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:01" (2/3) ... [2021-11-23 02:03:04,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25a40579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:03:04, skipping insertion in model container [2021-11-23 02:03:04,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:03:04" (3/3) ... [2021-11-23 02:03:04,587 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test7-2.i [2021-11-23 02:03:04,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:03:04,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 02:03:04,658 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:03:04,667 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 02:03:04,668 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-23 02:03:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 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 02:03:04,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 02:03:04,698 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:03:04,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 02:03:04,699 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 02:03:04,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:03:04,707 INFO L85 PathProgramCache]: Analyzing trace with hash 28375133, now seen corresponding path program 1 times [2021-11-23 02:03:04,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:03:04,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648244332] [2021-11-23 02:03:04,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:04,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:03:04,862 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:03:04,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1693034324] [2021-11-23 02:03:04,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:04,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:04,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:03:04,866 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:03:04,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:03:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:03:05,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:03:05,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:03:05,234 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 02:03:05,246 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 02:03:05,334 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 02:03:05,349 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 02:03:05,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:03:05,350 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:03:05,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648244332] [2021-11-23 02:03:05,351 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:03:05,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693034324] [2021-11-23 02:03:05,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693034324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:03:05,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:03:05,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:03:05,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132340845] [2021-11-23 02:03:05,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:03:05,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:03:05,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:03:05,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:03:05,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:03:05,419 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 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 02:03:08,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:03:08,232 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2021-11-23 02:03:08,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:03:08,246 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 02:03:08,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:03:08,258 INFO L225 Difference]: With dead ends: 316 [2021-11-23 02:03:08,259 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 02:03:08,263 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 02:03:08,268 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:03:08,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 324 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-23 02:03:08,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 02:03:08,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2021-11-23 02:03:08,320 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 02:03:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2021-11-23 02:03:08,324 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2021-11-23 02:03:08,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:03:08,325 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2021-11-23 02:03:08,325 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 02:03:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2021-11-23 02:03:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 02:03:08,329 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:03:08,329 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 02:03:08,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 02:03:08,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:08,545 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 02:03:08,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:03:08,546 INFO L85 PathProgramCache]: Analyzing trace with hash 637186690, now seen corresponding path program 1 times [2021-11-23 02:03:08,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:03:08,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132657005] [2021-11-23 02:03:08,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:08,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:03:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:03:08,666 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 02:03:08,666 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:03:08,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132657005] [2021-11-23 02:03:08,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132657005] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:03:08,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:03:08,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:03:08,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329897781] [2021-11-23 02:03:08,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:03:08,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:03:08,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:03:08,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:03:08,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:03:08,671 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 02:03:10,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:03:10,299 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2021-11-23 02:03:10,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:03:10,310 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 02:03:10,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:03:10,312 INFO L225 Difference]: With dead ends: 211 [2021-11-23 02:03:10,312 INFO L226 Difference]: Without dead ends: 159 [2021-11-23 02:03:10,313 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 02:03:10,315 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:03:10,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 300 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-23 02:03:10,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-23 02:03:10,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2021-11-23 02:03:10,331 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 02:03:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2021-11-23 02:03:10,334 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2021-11-23 02:03:10,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:03:10,334 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2021-11-23 02:03:10,335 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 02:03:10,335 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2021-11-23 02:03:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 02:03:10,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:03:10,337 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 02:03:10,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:03:10,338 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 02:03:10,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:03:10,339 INFO L85 PathProgramCache]: Analyzing trace with hash -401054575, now seen corresponding path program 1 times [2021-11-23 02:03:10,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:03:10,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129504259] [2021-11-23 02:03:10,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:10,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:03:10,369 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:03:10,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1722611452] [2021-11-23 02:03:10,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:10,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:10,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:03:10,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:03:10,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:03:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:03:10,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:03:10,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:03:10,893 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 02:03:10,893 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:03:10,896 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:03:10,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129504259] [2021-11-23 02:03:10,897 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:03:10,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722611452] [2021-11-23 02:03:10,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722611452] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:03:10,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:03:10,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:03:10,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938167572] [2021-11-23 02:03:10,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:03:10,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:03:10,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:03:10,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:03:10,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:03:10,903 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 02:03:13,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:03:13,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:03:13,200 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2021-11-23 02:03:13,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:03:13,217 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 02:03:13,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:03:13,219 INFO L225 Difference]: With dead ends: 277 [2021-11-23 02:03:13,219 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 02:03:13,220 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 02:03:13,222 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:03:13,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 218 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 02:03:13,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 02:03:13,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2021-11-23 02:03:13,239 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 02:03:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2021-11-23 02:03:13,241 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2021-11-23 02:03:13,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:03:13,242 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2021-11-23 02:03:13,242 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 02:03:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2021-11-23 02:03:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 02:03:13,244 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:03:13,245 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 02:03:13,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:03:13,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:13,461 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 02:03:13,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:03:13,462 INFO L85 PathProgramCache]: Analyzing trace with hash -886306081, now seen corresponding path program 1 times [2021-11-23 02:03:13,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:03:13,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623926178] [2021-11-23 02:03:13,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:13,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:03:13,489 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:03:13,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1808655202] [2021-11-23 02:03:13,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:13,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:13,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:03:13,491 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:03:13,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:03:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:03:14,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:03:14,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:03:14,185 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 02:03:14,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:03:14,185 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:03:14,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623926178] [2021-11-23 02:03:14,186 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:03:14,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808655202] [2021-11-23 02:03:14,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808655202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:03:14,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:03:14,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:03:14,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308490044] [2021-11-23 02:03:14,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:03:14,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:03:14,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:03:14,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:03:14,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:03:14,189 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 02:03:15,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:03:15,495 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2021-11-23 02:03:15,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:03:15,504 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 02:03:15,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:03:15,508 INFO L225 Difference]: With dead ends: 308 [2021-11-23 02:03:15,508 INFO L226 Difference]: Without dead ends: 164 [2021-11-23 02:03:15,509 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 02:03:15,510 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:03:15,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 335 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-23 02:03:15,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-23 02:03:15,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-11-23 02:03:15,535 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 02:03:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2021-11-23 02:03:15,537 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2021-11-23 02:03:15,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:03:15,538 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2021-11-23 02:03:15,538 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 02:03:15,538 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2021-11-23 02:03:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 02:03:15,540 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:03:15,540 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 02:03:15,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:03:15,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:15,773 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 02:03:15,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:03:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1426734659, now seen corresponding path program 1 times [2021-11-23 02:03:15,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:03:15,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847951709] [2021-11-23 02:03:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:15,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:03:15,816 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:03:15,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [26617831] [2021-11-23 02:03:15,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:03:15,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:03:15,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:03:15,821 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:03:15,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3b4223d-8aba-418e-8577-30472d42b3c2/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:03:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:03:16,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:03:16,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:03:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:03:16,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:03:16,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:03:16,699 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:03:16,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847951709] [2021-11-23 02:03:16,699 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:03:16,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26617831] [2021-11-23 02:03:16,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26617831] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:03:16,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [935410838] [2021-11-23 02:03:16,725 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 02:03:16,725 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:03:16,731 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:03:16,753 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:03:16,753 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:03:16,855 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 02:03:16,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:16,866 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 02:03:16,878 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 02:03:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:16,911 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 02:03:16,912 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 02:03:16,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:16,953 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:03:16,954 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 02:03:17,007 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 02:03:17,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,041 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:03:17,042 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 02:03:17,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,098 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:03:17,098 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 02:03:17,119 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 02:03:17,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,143 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 02:03:17,205 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 02:03:17,215 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 02:03:17,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,238 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 02:03:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,678 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 02:03:17,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,705 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 02:03:17,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,740 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 02:03:17,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,769 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 02:03:17,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,865 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 02:03:17,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,893 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 02:03:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,939 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 02:03:17,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:17,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,005 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 02:03:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,038 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 02:03:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,126 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:03:18,127 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 02:03:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,219 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 02:03:18,219 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 02:03:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,274 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 02:03:18,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 02:03:18,409 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 02:03:18,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 02:03:18,476 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 02:03:18,476 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 85 treesize of output 88 [2021-11-23 02:03:18,508 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:03:18,509 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 88 treesize of output 91 [2021-11-23 02:03:18,543 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:03:18,544 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 91 treesize of output 94 [2021-11-23 02:03:18,599 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 02:03:18,605 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 02:03:18,611 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 02:03:18,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,688 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 02:03:18,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,709 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 02:03:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,745 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 02:03:18,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,903 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 02:03:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,937 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 02:03:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:18,964 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 02:03:26,813 WARN L227 SmtUtils]: Spent 7.67s 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 02:03:26,817 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:03:26,818 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 02:03:26,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:38,834 WARN L227 SmtUtils]: Spent 11.96s 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 02:03:38,835 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:03:38,837 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 02:03:52,797 WARN L227 SmtUtils]: Spent 13.83s 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 02:03:52,799 INFO L354 Elim1Store]: treesize reduction 2750, result has 29.6 percent of original size [2021-11-23 02:03:52,800 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 02:03:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:53,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:55,127 INFO L354 Elim1Store]: treesize reduction 156, result has 23.2 percent of original size [2021-11-23 02:03:55,127 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 25958 treesize of output 25989 [2021-11-23 02:03:55,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:55,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:56,071 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:03:56,072 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 25968 treesize of output 25982 [2021-11-23 02:03:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:57,139 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 02:03:57,140 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 50 treesize of output 32 [2021-11-23 02:03:57,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:03:57,503 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-23 02:03:57,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:57,830 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:03:57,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-23 02:03:58,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:03:58,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:58,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:03:58,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-23 02:03:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:58,614 INFO L354 Elim1Store]: treesize reduction 15, result has 48.3 percent of original size [2021-11-23 02:03:58,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 46 [2021-11-23 02:03:58,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:03:58,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:58,923 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:03:58,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 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 02:03:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,117 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 02:03:59,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-23 02:03:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:03:59,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:03:59,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-23 02:03:59,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:03:59,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:00,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:00,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:00,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:00,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:01,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:02,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:02,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2663 treesize of output 2231 [2021-11-23 02:04:02,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:02,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,512 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 02:04:02,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:02,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:02,818 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 02:04:03,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:03,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:03,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:03,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:03,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:03,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:04,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:04,187 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-23 02:04:04,780 INFO L354 Elim1Store]: treesize reduction 362, result has 68.7 percent of original size [2021-11-23 02:04:04,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2672 treesize of output 3026 [2021-11-23 02:04:05,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:05,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:05,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:05,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:05,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:05,297 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-23 02:04:06,005 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-23 02:04:06,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-23 02:04:06,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:06,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:06,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:06,456 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 02:04:06,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 1 [2021-11-23 02:04:06,961 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:07,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:07,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:04:07,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:07,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:07,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:04:07,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:07,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:07,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 02:04:08,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:08,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:08,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:08,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,763 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:09,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:10,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:11,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:11,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:11,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:11,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:11,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,521 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-23 02:04:11,538 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:04:11,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-23 02:04:11,734 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:11,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:11,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:11,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:11,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:11,961 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:04:11,962 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 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-23 02:04:12,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:12,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,230 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-11-23 02:04:12,246 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 02:04:12,247 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 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 02:04:12,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:12,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:12,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:12,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 02:04:12,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 02:04:13,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:13,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:13,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 02:04:14,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:14,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:14,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:14,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:14,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:14,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,850 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 02:04:14,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:14,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:15,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,080 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-23 02:04:15,082 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 02:04:15,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:15,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:15,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-23 02:04:15,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:15,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:15,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:16,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:16,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:16,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:16,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:16,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:16,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:16,793 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-23 02:04:16,796 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 02:04:16,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:16,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:17,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,168 INFO L244 Elim1Store]: Index analysis took 169 ms [2021-11-23 02:04:17,171 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 02:04:17,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:17,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:17,471 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-23 02:04:17,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-23 02:04:18,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:18,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:18,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:18,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:18,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,021 INFO L244 Elim1Store]: Index analysis took 190 ms [2021-11-23 02:04:19,058 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:04:19,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 02:04:19,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:19,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:19,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,399 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-11-23 02:04:19,547 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-23 02:04:19,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-23 02:04:19,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:19,965 INFO L244 Elim1Store]: Index analysis took 177 ms [2021-11-23 02:04:19,985 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:04:19,985 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 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-23 02:04:20,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:20,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:20,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:20,817 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-23 02:04:20,839 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:04:20,839 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 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-23 02:04:20,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:20,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:21,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:21,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,221 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-23 02:04:21,241 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:04:21,241 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 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-23 02:04:21,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:04:21,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:21,556 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-23 02:04:21,577 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:04:21,578 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 1 case distinctions, treesize of input 2616 treesize of output 2234 [2021-11-23 02:04:22,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:22,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:22,229 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-23 02:04:23,107 INFO L354 Elim1Store]: treesize reduction 1368, result has 25.0 percent of original size [2021-11-23 02:04:23,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2701 [2021-11-23 02:04:23,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:23,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:04:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:23,749 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-23 02:04:25,260 INFO L354 Elim1Store]: treesize reduction 1378, result has 26.4 percent of original size [2021-11-23 02:04:25,261 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 9 case distinctions, treesize of input 2809 treesize of output 2835 [2021-11-23 02:04:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:26,422 INFO L244 Elim1Store]: Index analysis took 249 ms [2021-11-23 02:04:26,891 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-23 02:04:26,891 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 9 case distinctions, treesize of input 2693 treesize of output 2237 [2021-11-23 02:04:32,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:32,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:32,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:32,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:04:32,122 INFO L244 Elim1Store]: Index analysis took 200 ms [2021-11-23 02:04:38,063 WARN L227 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 152 DAG size of output: 122 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:04:38,064 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 02:04:38,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 154611 treesize of output 155003 [2021-11-23 02:11:55,639 WARN L227 SmtUtils]: Spent 9.73s on a formula simplification that was a NOOP. DAG size: 4314 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)