./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW --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 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:01:01,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:01:01,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:01:01,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:01:01,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:01:01,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:01:01,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:01:01,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:01:01,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:01:01,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:01:01,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:01:01,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:01:01,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:01:01,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:01:01,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:01:01,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:01:01,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:01:01,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:01:01,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:01:01,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:01:01,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:01:01,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:01:01,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:01:01,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:01:01,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:01:01,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:01:01,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:01:01,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:01:01,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:01:01,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:01:01,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:01:01,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:01:01,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:01:01,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:01:01,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:01:01,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:01:01,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:01:01,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:01:01,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:01:01,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:01:01,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:01:01,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 15:01:01,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:01:01,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:01:01,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:01:01,342 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:01:01,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:01:01,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:01:01,344 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:01:01,344 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:01:01,344 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:01:01,345 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:01:01,346 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:01:01,346 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:01:01,346 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:01:01,346 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:01:01,347 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:01:01,347 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:01:01,347 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:01:01,348 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:01:01,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:01:01,349 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:01:01,349 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:01:01,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:01:01,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:01:01,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:01:01,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:01:01,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:01:01,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:01:01,351 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:01:01,351 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:01:01,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:01:01,351 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:01:01,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:01:01,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:01:01,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:01:01,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:01:01,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:01:01,353 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:01:01,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:01:01,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:01:01,354 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:01:01,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:01:01,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:01:01,355 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:01:01,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2022-11-23 15:01:01,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:01:01,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:01:01,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:01:01,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:01:01,687 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:01:01,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-23 15:01:04,766 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:01:05,103 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:01:05,104 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-23 15:01:05,123 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/data/fa2630f7d/320481524508464aac3b190c036745da/FLAG4fdaf9457 [2022-11-23 15:01:05,144 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/data/fa2630f7d/320481524508464aac3b190c036745da [2022-11-23 15:01:05,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:01:05,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:01:05,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:01:05,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:01:05,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:01:05,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:05" (1/1) ... [2022-11-23 15:01:05,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@417cdcdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:05, skipping insertion in model container [2022-11-23 15:01:05,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:05" (1/1) ... [2022-11-23 15:01:05,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:01:05,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:01:05,683 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-23 15:01:05,854 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-23 15:01:05,862 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-23 15:01:05,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:01:05,907 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:01:05,961 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-23 15:01:06,030 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-23 15:01:06,031 WARN L237 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_e056e12f-23db-4977-9839-577707c5243c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-23 15:01:06,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:01:06,075 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:01:06,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06 WrapperNode [2022-11-23 15:01:06,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:01:06,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:01:06,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:01:06,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:01:06,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,218 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-23 15:01:06,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:01:06,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:01:06,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:01:06,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:01:06,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:01:06,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:01:06,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:01:06,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:01:06,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (1/1) ... [2022-11-23 15:01:06,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:01:06,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:01:06,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:01:06,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:01:06,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:01:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:01:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:01:06,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:01:06,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:01:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:01:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:01:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:01:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 15:01:06,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:01:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:01:06,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:01:06,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:01:06,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:01:06,817 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:01:06,819 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:01:08,661 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:01:09,163 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:01:09,164 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-23 15:01:09,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:09 BoogieIcfgContainer [2022-11-23 15:01:09,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:01:09,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:01:09,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:01:09,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:01:09,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:01:05" (1/3) ... [2022-11-23 15:01:09,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@646bcf0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:01:09, skipping insertion in model container [2022-11-23 15:01:09,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:06" (2/3) ... [2022-11-23 15:01:09,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@646bcf0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:01:09, skipping insertion in model container [2022-11-23 15:01:09,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:09" (3/3) ... [2022-11-23 15:01:09,182 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test7-2.i [2022-11-23 15:01:09,203 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:01:09,204 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-23 15:01:09,278 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:01:09,287 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7fb7b557, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:01:09,288 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-23 15:01:09,294 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) [2022-11-23 15:01:09,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 15:01:09,301 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:01:09,301 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 15:01:09,302 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:01:09,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:01:09,310 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-23 15:01:09,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:01:09,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138908771] [2022-11-23 15:01:09,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:09,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:01:09,486 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:01:09,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669883030] [2022-11-23 15:01:09,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:09,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:09,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:01:09,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:01:09,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:01:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:01:09,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-23 15:01:09,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:01:09,830 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:01:09,865 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:01:09,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:01:09,919 INFO L350 Elim1Store]: Elim1 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 22 treesize of output 10 [2022-11-23 15:01:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:01:09,932 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:01:09,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:01:09,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138908771] [2022-11-23 15:01:09,933 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:01:09,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669883030] [2022-11-23 15:01:09,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669883030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:01:09,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:01:09,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:01:09,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413553746] [2022-11-23 15:01:09,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:01:09,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:01:09,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:01:10,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:01:10,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:01:10,011 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) [2022-11-23 15:01:12,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:01:12,061 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-23 15:01:12,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:01:12,067 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 [2022-11-23 15:01:12,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:01:12,076 INFO L225 Difference]: With dead ends: 316 [2022-11-23 15:01:12,077 INFO L226 Difference]: Without dead ends: 165 [2022-11-23 15:01:12,080 INFO L412 NwaCegarLoop]: 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 [2022-11-23 15:01:12,084 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:01:12,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-23 15:01:12,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-23 15:01:12,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-23 15:01:12,129 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) [2022-11-23 15:01:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-23 15:01:12,133 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-23 15:01:12,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:01:12,133 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-23 15:01:12,134 INFO L496 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) [2022-11-23 15:01:12,134 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-23 15:01:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 15:01:12,136 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:01:12,136 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:01:12,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 15:01:12,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 15:01:12,343 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:01:12,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:01:12,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-23 15:01:12,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:01:12,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143107530] [2022-11-23 15:01:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:12,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:01:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:01:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:01:12,838 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:01:12,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143107530] [2022-11-23 15:01:12,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143107530] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:01:12,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:01:12,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:01:12,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537580149] [2022-11-23 15:01:12,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:01:12,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:01:12,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:01:12,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:01:12,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:01:12,850 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) [2022-11-23 15:01:15,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 15:01:15,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:01:15,550 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-23 15:01:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:01:15,556 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 [2022-11-23 15:01:15,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:01:15,558 INFO L225 Difference]: With dead ends: 211 [2022-11-23 15:01:15,558 INFO L226 Difference]: Without dead ends: 159 [2022-11-23 15:01:15,558 INFO L412 NwaCegarLoop]: 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 [2022-11-23 15:01:15,560 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-23 15:01:15,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-23 15:01:15,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-23 15:01:15,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-23 15:01:15,570 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) [2022-11-23 15:01:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-23 15:01:15,572 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-23 15:01:15,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:01:15,572 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-23 15:01:15,572 INFO L496 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) [2022-11-23 15:01:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-23 15:01:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-23 15:01:15,573 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:01:15,574 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:01:15,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:01:15,574 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:01:15,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:01:15,575 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-23 15:01:15,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:01:15,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641392336] [2022-11-23 15:01:15,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:15,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:01:15,754 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:01:15,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [488858739] [2022-11-23 15:01:15,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:15,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:15,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:01:15,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:01:15,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:01:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:01:16,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:01:16,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:01:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:01:16,559 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:01:16,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:01:16,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641392336] [2022-11-23 15:01:16,559 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:01:16,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488858739] [2022-11-23 15:01:16,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488858739] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:01:16,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:01:16,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:01:16,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550684560] [2022-11-23 15:01:16,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:01:16,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:01:16,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:01:16,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:01:16,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:01:16,562 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) [2022-11-23 15:01:17,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:01:17,582 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-23 15:01:17,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:01:17,586 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 [2022-11-23 15:01:17,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:01:17,587 INFO L225 Difference]: With dead ends: 277 [2022-11-23 15:01:17,588 INFO L226 Difference]: Without dead ends: 165 [2022-11-23 15:01:17,588 INFO L412 NwaCegarLoop]: 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 [2022-11-23 15:01:17,589 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:01:17,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:01:17,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-23 15:01:17,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-23 15:01:17,602 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) [2022-11-23 15:01:17,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-23 15:01:17,603 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-23 15:01:17,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:01:17,604 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-23 15:01:17,604 INFO L496 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) [2022-11-23 15:01:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-23 15:01:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-23 15:01:17,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:01:17,606 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:01:17,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 15:01:17,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:17,816 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:01:17,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:01:17,816 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-23 15:01:17,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:01:17,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757279135] [2022-11-23 15:01:17,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:17,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:01:17,896 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:01:17,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1705048220] [2022-11-23 15:01:17,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:17,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:17,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:01:17,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:01:17,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 15:01:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:01:33,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 15:01:33,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:01:33,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 15:01:33,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:01:33,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:01:33,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757279135] [2022-11-23 15:01:33,709 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:01:33,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705048220] [2022-11-23 15:01:33,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1705048220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:01:33,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:01:33,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:01:33,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470884306] [2022-11-23 15:01:33,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:01:33,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:01:33,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:01:33,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:01:33,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:01:33,719 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) [2022-11-23 15:01:36,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:01:36,661 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-23 15:01:36,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:01:36,668 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 [2022-11-23 15:01:36,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:01:36,671 INFO L225 Difference]: With dead ends: 308 [2022-11-23 15:01:36,671 INFO L226 Difference]: Without dead ends: 164 [2022-11-23 15:01:36,672 INFO L412 NwaCegarLoop]: 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 [2022-11-23 15:01:36,673 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:01:36,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-23 15:01:36,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-23 15:01:36,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-23 15:01:36,699 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) [2022-11-23 15:01:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-23 15:01:36,702 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-23 15:01:36,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:01:36,702 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-23 15:01:36,703 INFO L496 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) [2022-11-23 15:01:36,703 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-23 15:01:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-23 15:01:36,705 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:01:36,706 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:01:36,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:01:36,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:36,915 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:01:36,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:01:36,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-23 15:01:36,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:01:36,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355901055] [2022-11-23 15:01:36,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:36,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:01:36,984 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:01:36,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1215040861] [2022-11-23 15:01:36,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:01:36,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:01:36,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:01:36,986 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:01:37,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e056e12f-23db-4977-9839-577707c5243c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 15:02:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:02:05,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 15:02:05,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:02:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:02:05,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:02:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:02:05,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:02:05,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355901055] [2022-11-23 15:02:05,787 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:02:05,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215040861] [2022-11-23 15:02:05,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215040861] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:02:05,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [26846222] [2022-11-23 15:02:05,817 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-23 15:02:05,818 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:02:05,824 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:02:05,830 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:02:05,830 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:02:05,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:05,950 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 15:02:05,951 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:05,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:05,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 15:02:05,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:02:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:05,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-23 15:02:05,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:02:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,048 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:02:06,048 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,063 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,112 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 15:02:06,112 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,136 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,153 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,205 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,213 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,232 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,726 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,743 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-23 15:02:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-23 15:02:06,928 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,942 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:06,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:06,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:02:07,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:02:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:02:07,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 15:02:07,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,320 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 15:02:07,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-23 15:02:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2022-11-23 15:02:07,376 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,596 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,602 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,608 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,658 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:02:07,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-23 15:02:07,693 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-23 15:02:07,693 INFO L350 Elim1Store]: Elim1 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 49 treesize of output 52 [2022-11-23 15:02:07,723 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:02:07,724 INFO L350 Elim1Store]: Elim1 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 43 treesize of output 46 [2022-11-23 15:02:07,772 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,778 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,785 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,843 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:07,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:07,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-23 15:02:07,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:02:08,099 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:02:08,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:08,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-23 15:02:08,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:02:10,457 INFO L217 Elim1Store]: Index analysis took 1831 ms [2022-11-23 15:02:13,617 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-23 15:02:13,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-23 15:02:14,966 INFO L217 Elim1Store]: Index analysis took 1171 ms [2022-11-23 15:02:17,996 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-23 15:02:17,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-23 15:02:27,546 WARN L233 SmtUtils]: Spent 9.49s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:02:27,547 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 15:02:27,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-23 15:02:27,717 INFO L217 Elim1Store]: Index analysis took 104 ms [2022-11-23 15:02:49,995 WARN L233 SmtUtils]: Spent 22.27s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:02:49,995 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 15:02:49,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-23 15:02:50,773 INFO L217 Elim1Store]: Index analysis took 527 ms [2022-11-23 15:03:13,946 WARN L233 SmtUtils]: Spent 22.69s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:03:13,948 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-23 15:03:13,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-23 15:03:15,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:03:15,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-23 15:03:15,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:15,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:03:15,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-23 15:04:16,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:04:16,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:04:16,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 20 [2022-11-23 15:04:16,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:04:16,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-23 15:04:21,068 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:04:21,092 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:04:21,118 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:04:21,143 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:05:17,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:17,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:17,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 20 [2022-11-23 15:05:17,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:17,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-23 15:05:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:26,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-23 15:05:26,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:05:26,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-23 15:05:26,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:05:26,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-23 15:05:26,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:26,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-23 15:05:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:46,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:05:46,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-23 15:05:46,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:46,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-23 15:05:46,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:46,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-23 15:05:53,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:05:53,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-23 15:07:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:07:25,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-23 15:08:34,737 WARN L233 SmtUtils]: Spent 7.19s on a formula simplification. DAG size of input: 16914 DAG size of output: 16911 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)