./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/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_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- 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 14:48:32,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:48:32,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:48:32,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:48:32,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:48:32,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:48:32,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:48:32,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:48:32,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:48:32,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:48:32,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:48:32,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:48:32,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:48:32,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:48:32,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:48:32,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:48:32,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:48:32,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:48:32,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:48:32,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:48:32,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:48:32,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:48:32,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:48:32,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:48:32,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:48:32,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:48:32,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:48:32,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:48:32,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:48:32,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:48:32,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:48:32,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:48:32,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:48:32,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:48:32,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:48:32,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:48:32,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:48:32,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:48:32,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:48:32,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:48:32,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:48:32,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 14:48:32,278 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:48:32,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:48:32,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:48:32,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:48:32,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:48:32,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:48:32,282 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:48:32,282 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:48:32,282 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:48:32,282 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:48:32,284 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:48:32,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:48:32,284 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:48:32,284 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:48:32,285 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:48:32,285 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:48:32,285 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:48:32,285 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:48:32,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:48:32,286 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:48:32,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:48:32,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:48:32,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:48:32,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:48:32,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:48:32,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:48:32,289 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:48:32,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:48:32,289 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:48:32,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:48:32,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:48:32,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:48:32,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:32,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:48:32,291 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:48:32,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:48:32,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:48:32,291 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:48:32,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:48:32,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:48:32,292 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:48:32,292 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_cee98536-440c-4968-b650-66deebdd0c78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2022-11-23 14:48:32,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:48:32,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:48:32,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:48:32,684 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:48:32,685 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:48:32,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-11-23 14:48:35,901 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:48:36,261 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:48:36,261 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-11-23 14:48:36,274 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/data/99cd93464/4b71d0758c6048999ad7f57407ac2d55/FLAGdbc3c162c [2022-11-23 14:48:36,297 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/data/99cd93464/4b71d0758c6048999ad7f57407ac2d55 [2022-11-23 14:48:36,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:48:36,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:48:36,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:36,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:48:36,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:48:36,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:36" (1/1) ... [2022-11-23 14:48:36,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50626001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:36, skipping insertion in model container [2022-11-23 14:48:36,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:36" (1/1) ... [2022-11-23 14:48:36,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:48:36,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:48:36,855 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_cee98536-440c-4968-b650-66deebdd0c78/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-11-23 14:48:36,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:48:37,022 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:48:37,084 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_cee98536-440c-4968-b650-66deebdd0c78/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-11-23 14:48:37,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:48:37,213 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:48:37,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37 WrapperNode [2022-11-23 14:48:37,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:37,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:48:37,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:48:37,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:48:37,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,300 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 617 [2022-11-23 14:48:37,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:48:37,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:48:37,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:48:37,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:48:37,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:48:37,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:48:37,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:48:37,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:48:37,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (1/1) ... [2022-11-23 14:48:37,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:37,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:48:37,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:48:37,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:48:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:48:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:48:37,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:48:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:48:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:48:37,500 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:48:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:48:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:48:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:48:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:48:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:48:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:48:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:48:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:48:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:48:37,750 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:48:37,752 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:48:39,036 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:48:39,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:48:39,394 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-11-23 14:48:39,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:48:39 BoogieIcfgContainer [2022-11-23 14:48:39,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:48:39,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:48:39,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:48:39,406 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:48:39,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:48:36" (1/3) ... [2022-11-23 14:48:39,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e051da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:48:39, skipping insertion in model container [2022-11-23 14:48:39,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:37" (2/3) ... [2022-11-23 14:48:39,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e051da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:48:39, skipping insertion in model container [2022-11-23 14:48:39,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:48:39" (3/3) ... [2022-11-23 14:48:39,412 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test1-1.i [2022-11-23 14:48:39,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:48:39,437 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:48:39,511 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:48:39,521 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;@7fc2bb7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:48:39,522 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:48:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:48:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 14:48:39,536 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:48:39,537 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:48:39,538 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:48:39,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:48:39,544 INFO L85 PathProgramCache]: Analyzing trace with hash 2109568137, now seen corresponding path program 1 times [2022-11-23 14:48:39,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:48:39,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093519725] [2022-11-23 14:48:39,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:39,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:48:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:48:39,750 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 14:48:39,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:48:39,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093519725] [2022-11-23 14:48:39,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093519725] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:48:39,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:48:39,754 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:48:39,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413359727] [2022-11-23 14:48:39,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:48:39,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:48:39,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:48:39,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:48:39,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:48:39,809 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:48:41,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:48:41,869 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2022-11-23 14:48:41,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:48:41,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-23 14:48:41,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:48:41,888 INFO L225 Difference]: With dead ends: 209 [2022-11-23 14:48:41,889 INFO L226 Difference]: Without dead ends: 128 [2022-11-23 14:48:41,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:48:41,899 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 49 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-23 14:48:41,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 206 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-23 14:48:41,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-23 14:48:41,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2022-11-23 14:48:41,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:48:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2022-11-23 14:48:41,984 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2022-11-23 14:48:41,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:48:41,984 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2022-11-23 14:48:41,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:48:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-23 14:48:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 14:48:41,987 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:48:41,988 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, 1, 1, 1] [2022-11-23 14:48:41,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:48:41,988 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:48:41,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:48:41,989 INFO L85 PathProgramCache]: Analyzing trace with hash -843316591, now seen corresponding path program 1 times [2022-11-23 14:48:41,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:48:41,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770516797] [2022-11-23 14:48:41,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:41,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:48:42,170 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:48:42,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [847861597] [2022-11-23 14:48:42,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:42,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:48:42,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:48:42,186 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:48:42,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:48:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:48:43,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:48:43,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:48:43,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:48:43,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:48:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:48:43,272 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:48:43,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770516797] [2022-11-23 14:48:43,272 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:48:43,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [847861597] [2022-11-23 14:48:43,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [847861597] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:48:43,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1533390496] [2022-11-23 14:48:43,301 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-11-23 14:48:43,302 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:48:43,306 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:48:43,313 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:48:43,315 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:48:43,472 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-23 14:48:43,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-11-23 14:48:43,542 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:48:43,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:48:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:43,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:48:43,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:43,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:48:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:43,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:48:43,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-11-23 14:48:44,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:48:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:48:44,352 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 14:48:44,381 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 14:48:44,880 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 14:48:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:44,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:48:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:45,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-11-23 14:48:45,110 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 14:48:45,141 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 14:48:53,703 WARN L233 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 219 DAG size of output: 208 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:49:01,421 WARN L233 SmtUtils]: Spent 5.59s on a formula simplification. DAG size of input: 235 DAG size of output: 224 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:49:01,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1533390496] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:49:01,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 14:49:01,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-11-23 14:49:01,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787328060] [2022-11-23 14:49:01,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:49:01,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 14:49:01,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:49:01,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 14:49:01,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-11-23 14:49:01,431 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:06,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:49:09,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:49:11,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:49:14,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 14:49:14,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:49:14,850 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2022-11-23 14:49:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 14:49:14,858 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-11-23 14:49:14,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:49:14,860 INFO L225 Difference]: With dead ends: 173 [2022-11-23 14:49:14,861 INFO L226 Difference]: Without dead ends: 94 [2022-11-23 14:49:14,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 19.1s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-11-23 14:49:14,863 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 9 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 7 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:49:14,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 324 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 137 Invalid, 4 Unknown, 0 Unchecked, 10.6s Time] [2022-11-23 14:49:14,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-11-23 14:49:14,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2022-11-23 14:49:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:49:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2022-11-23 14:49:14,893 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2022-11-23 14:49:14,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:49:14,894 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2022-11-23 14:49:14,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-23 14:49:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-23 14:49:14,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:49:14,897 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, 1, 1, 1] [2022-11-23 14:49:14,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:49:15,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:15,111 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:49:15,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:49:15,112 INFO L85 PathProgramCache]: Analyzing trace with hash 2026915386, now seen corresponding path program 1 times [2022-11-23 14:49:15,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:49:15,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808766538] [2022-11-23 14:49:15,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:15,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:49:15,185 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:49:15,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [17634190] [2022-11-23 14:49:15,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:15,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:15,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:49:15,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:49:15,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:49:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:49:15,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:49:15,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:49:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 14:49:15,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:49:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 14:49:15,965 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:49:15,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808766538] [2022-11-23 14:49:15,965 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:49:15,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17634190] [2022-11-23 14:49:15,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17634190] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:49:15,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1088744491] [2022-11-23 14:49:15,970 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-11-23 14:49:15,970 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:49:15,971 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:49:15,971 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:49:15,972 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:49:16,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,028 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 22 treesize of output 7 [2022-11-23 14:49:16,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:49:16,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,062 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 14:49:16,062 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 1 case distinctions, treesize of input 33 treesize of output 43 [2022-11-23 14:49:16,125 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:49:16,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:49:16,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:49:16,160 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 14:49:16,579 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 14:49:16,608 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 14:49:16,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:49:16,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:49:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:16,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:16,911 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 14:49:16,927 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 14:49:16,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:16,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:17,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:17,042 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 14:49:17,091 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 14:49:17,177 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 14:49:17,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-11-23 14:49:17,286 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:49:17,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:49:18,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:49:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:49:18,501 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 14:49:18,528 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 14:49:18,584 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 14:49:18,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:18,804 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 14:49:18,863 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 14:49:18,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:18,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:49:18,951 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 14:49:19,034 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 14:49:19,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-11-23 14:49:19,128 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:49:19,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:49:19,219 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-11-23 14:49:19,329 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 14:49:27,365 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 219 DAG size of output: 208 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:49:35,612 WARN L233 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 235 DAG size of output: 224 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:49:46,305 WARN L233 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 246 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:49:59,715 WARN L233 SmtUtils]: Spent 7.24s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:50:13,216 WARN L233 SmtUtils]: Spent 7.32s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:50:14,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1088744491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:50:14,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 14:50:14,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-11-23 14:50:14,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575846589] [2022-11-23 14:50:14,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:50:14,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-23 14:50:14,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:50:14,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-23 14:50:14,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=172, Unknown=10, NotChecked=0, Total=272 [2022-11-23 14:50:14,279 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 14:50:21,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:23,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:25,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:27,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:29,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:31,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:33,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:36,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:38,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:43,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:44,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:50:44,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:50:44,294 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2022-11-23 14:50:44,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-23 14:50:44,301 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-11-23 14:50:44,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:50:44,302 INFO L225 Difference]: With dead ends: 175 [2022-11-23 14:50:44,302 INFO L226 Difference]: Without dead ends: 96 [2022-11-23 14:50:44,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 59.3s TimeCoverageRelationStatistics Valid=100, Invalid=196, Unknown=10, NotChecked=0, Total=306 [2022-11-23 14:50:44,304 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 17 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 9 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:50:44,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 317 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 178 Invalid, 10 Unknown, 0 Unchecked, 25.6s Time] [2022-11-23 14:50:44,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-23 14:50:44,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-23 14:50:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-23 14:50:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2022-11-23 14:50:44,361 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2022-11-23 14:50:44,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:50:44,361 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2022-11-23 14:50:44,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 14:50:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-11-23 14:50:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-23 14:50:44,363 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:50:44,363 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, 1, 1, 1, 1] [2022-11-23 14:50:44,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-23 14:50:44,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:44,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:50:44,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:50:44,571 INFO L85 PathProgramCache]: Analyzing trace with hash -2018622722, now seen corresponding path program 1 times [2022-11-23 14:50:44,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:50:44,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084969439] [2022-11-23 14:50:44,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:44,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:50:44,642 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:50:44,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [296343790] [2022-11-23 14:50:44,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:50:44,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:50:44,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:50:44,644 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:50:44,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cee98536-440c-4968-b650-66deebdd0c78/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:50:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:50:45,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:50:45,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:50:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 14:50:45,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:50:45,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 14:50:45,299 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:50:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084969439] [2022-11-23 14:50:45,299 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:50:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296343790] [2022-11-23 14:50:45,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296343790] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:50:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1793328451] [2022-11-23 14:50:45,303 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-11-23 14:50:45,303 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:50:45,304 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:50:45,304 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:50:45,304 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:50:45,378 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:50:45,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:50:45,389 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 14:50:45,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:50:45,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:50:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:50:45,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-11-23 14:50:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:50:45,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-11-23 14:50:45,863 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 14:50:45,884 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 14:50:45,918 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 14:50:45,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:45,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:50:46,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:50:46,069 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 14:50:46,120 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 14:50:46,149 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 14:50:46,255 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:50:46,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:50:46,276 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 28 treesize of output 36 [2022-11-23 14:50:46,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:50:46,537 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 14:50:46,543 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 14:50:46,549 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 14:50:46,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-23 14:50:46,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-23 14:50:46,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-23 14:50:46,613 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 14:50:46,620 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 14:50:46,626 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 14:50:46,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-23 14:50:46,752 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 14:50:46,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:50:46,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:50:46,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-23 14:50:46,975 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 14:50:46,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:50:47,938 INFO L217 Elim1Store]: Index analysis took 688 ms [2022-11-23 14:50:51,784 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-11-23 14:50:51,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 10752658 treesize of output 10752661 [2022-11-23 14:50:54,106 INFO L217 Elim1Store]: Index analysis took 2193 ms [2022-11-23 14:50:57,421 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-11-23 14:50:57,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 10752663 treesize of output 10752665 [2022-11-23 14:51:10,244 WARN L233 SmtUtils]: Spent 12.58s 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 14:51:10,245 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 14:51:10,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-23 14:51:33,867 WARN L233 SmtUtils]: Spent 23.44s 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 14:51:33,868 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 14:51:33,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1819 [2022-11-23 14:51:35,055 INFO L217 Elim1Store]: Index analysis took 907 ms [2022-11-23 14:51:53,430 WARN L233 SmtUtils]: Spent 17.89s on a formula simplification. DAG size of input: 252 DAG size of output: 150 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:51:53,431 INFO L321 Elim1Store]: treesize reduction 2438, result has 32.1 percent of original size [2022-11-23 14:51:53,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 2093 [2022-11-23 14:51:54,255 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:51:54,389 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:54,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:54,779 INFO L217 Elim1Store]: Index analysis took 390 ms [2022-11-23 14:51:54,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 99 [2022-11-23 14:51:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:54,999 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 40 treesize of output 30 [2022-11-23 14:51:55,475 INFO L217 Elim1Store]: Index analysis took 124 ms [2022-11-23 14:51:55,987 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-23 14:51:55,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 75 [2022-11-23 14:51:56,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-23 14:51:56,287 INFO L217 Elim1Store]: Index analysis took 150 ms [2022-11-23 14:51:57,187 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:51:57,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 98 [2022-11-23 14:52:01,750 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 26 treesize of output 13 [2022-11-23 14:52:03,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:03,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:52:03,082 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 30 treesize of output 20 [2022-11-23 14:52:03,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:03,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:03,171 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 30 treesize of output 20 [2022-11-23 14:52:04,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:04,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:04,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:04,448 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 30 treesize of output 20 [2022-11-23 14:52:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:04,515 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 30 treesize of output 20 [2022-11-23 14:52:05,545 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:52:05,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:52:06,014 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:52:06,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:52:06,063 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:52:06,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:52:06,604 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:52:06,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:52:06,939 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:52:07,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:07,296 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 21 treesize of output 15 [2022-11-23 14:52:07,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:07,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:07,465 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 30 treesize of output 20 [2022-11-23 14:52:08,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 119 [2022-11-23 14:52:08,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 18 treesize of output 1 [2022-11-23 14:52:08,640 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 21 treesize of output 15 [2022-11-23 14:52:08,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:52:08,720 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 21 treesize of output 15