./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/invert_string-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a31fd051 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/invert_string-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca98535e808a51f7cfa7d21c9d33f259821212a6554e27f29c2bddd9197c0249 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 10:55:51,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 10:55:51,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 10:55:51,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 10:55:51,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 10:55:51,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 10:55:51,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 10:55:51,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 10:55:51,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 10:55:51,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 10:55:51,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 10:55:51,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 10:55:51,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 10:55:51,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 10:55:51,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 10:55:51,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 10:55:51,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 10:55:51,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 10:55:51,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 10:55:51,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 10:55:51,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 10:55:51,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 10:55:51,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 10:55:51,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 10:55:51,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 10:55:51,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 10:55:51,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 10:55:51,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 10:55:51,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 10:55:51,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 10:55:51,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 10:55:51,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 10:55:51,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 10:55:51,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 10:55:51,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 10:55:51,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 10:55:51,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 10:55:51,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 10:55:51,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 10:55:51,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 10:55:51,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 10:55:51,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-15 10:55:51,994 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 10:55:51,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 10:55:51,997 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 10:55:51,997 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 10:55:51,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 10:55:51,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 10:55:51,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 10:55:51,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 10:55:51,999 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 10:55:51,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 10:55:51,999 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 10:55:52,000 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 10:55:52,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 10:55:52,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 10:55:52,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 10:55:52,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 10:55:52,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 10:55:52,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 10:55:52,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 10:55:52,003 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca98535e808a51f7cfa7d21c9d33f259821212a6554e27f29c2bddd9197c0249 [2023-02-15 10:55:52,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 10:55:52,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 10:55:52,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 10:55:52,216 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 10:55:52,216 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 10:55:52,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/invert_string-3.c [2023-02-15 10:55:53,221 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 10:55:53,355 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 10:55:53,356 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/invert_string-3.c [2023-02-15 10:55:53,359 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3622dcf79/6448d4605d37460b95f842760a1bda89/FLAGe62e17561 [2023-02-15 10:55:53,368 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3622dcf79/6448d4605d37460b95f842760a1bda89 [2023-02-15 10:55:53,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 10:55:53,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 10:55:53,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 10:55:53,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 10:55:53,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 10:55:53,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f1d9671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53, skipping insertion in model container [2023-02-15 10:55:53,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 10:55:53,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 10:55:53,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/invert_string-3.c[327,340] [2023-02-15 10:55:53,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 10:55:53,492 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 10:55:53,499 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/invert_string-3.c[327,340] [2023-02-15 10:55:53,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 10:55:53,517 INFO L208 MainTranslator]: Completed translation [2023-02-15 10:55:53,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53 WrapperNode [2023-02-15 10:55:53,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 10:55:53,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 10:55:53,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 10:55:53,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 10:55:53,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,542 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-02-15 10:55:53,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 10:55:53,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 10:55:53,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 10:55:53,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 10:55:53,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,578 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 10:55:53,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 10:55:53,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 10:55:53,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 10:55:53,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (1/1) ... [2023-02-15 10:55:53,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 10:55:53,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:55:53,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-02-15 10:55:53,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-02-15 10:55:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 10:55:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 10:55:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-02-15 10:55:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-15 10:55:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 10:55:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 10:55:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-15 10:55:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-02-15 10:55:53,694 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 10:55:53,696 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 10:55:53,850 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 10:55:53,854 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 10:55:53,855 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-02-15 10:55:53,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:55:53 BoogieIcfgContainer [2023-02-15 10:55:53,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 10:55:53,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 10:55:53,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 10:55:53,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 10:55:53,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 10:55:53" (1/3) ... [2023-02-15 10:55:53,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50197716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:55:53, skipping insertion in model container [2023-02-15 10:55:53,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:55:53" (2/3) ... [2023-02-15 10:55:53,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50197716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:55:53, skipping insertion in model container [2023-02-15 10:55:53,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:55:53" (3/3) ... [2023-02-15 10:55:53,883 INFO L112 eAbstractionObserver]: Analyzing ICFG invert_string-3.c [2023-02-15 10:55:53,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 10:55:53,916 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-15 10:55:53,954 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 10:55:53,959 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=PETRI_NET, 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;@56002c4d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 10:55:53,960 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-15 10:55:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 16 states have (on average 1.5) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-15 10:55:53,968 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:55:53,969 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:55:53,970 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:55:53,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:55:53,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2016449835, now seen corresponding path program 1 times [2023-02-15 10:55:53,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:55:53,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592307059] [2023-02-15 10:55:53,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:55:53,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:55:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:55:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 10:55:54,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:55:54,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592307059] [2023-02-15 10:55:54,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592307059] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 10:55:54,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 10:55:54,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 10:55:54,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024440163] [2023-02-15 10:55:54,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 10:55:54,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 10:55:54,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:55:54,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 10:55:54,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 10:55:54,421 INFO L87 Difference]: Start difference. First operand has 18 states, 16 states have (on average 1.5) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:55:54,490 INFO L93 Difference]: Finished difference Result 34 states and 46 transitions. [2023-02-15 10:55:54,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 10:55:54,492 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-02-15 10:55:54,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:55:54,497 INFO L225 Difference]: With dead ends: 34 [2023-02-15 10:55:54,497 INFO L226 Difference]: Without dead ends: 16 [2023-02-15 10:55:54,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 10:55:54,503 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 20 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 10:55:54,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 21 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 10:55:54,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2023-02-15 10:55:54,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-02-15 10:55:54,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2023-02-15 10:55:54,532 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 9 [2023-02-15 10:55:54,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:55:54,533 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-02-15 10:55:54,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-02-15 10:55:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-15 10:55:54,534 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:55:54,534 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:55:54,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 10:55:54,535 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:55:54,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:55:54,536 INFO L85 PathProgramCache]: Analyzing trace with hash 867342291, now seen corresponding path program 1 times [2023-02-15 10:55:54,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:55:54,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233378001] [2023-02-15 10:55:54,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:55:54,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:55:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:55:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 10:55:54,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:55:54,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233378001] [2023-02-15 10:55:54,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233378001] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 10:55:54,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 10:55:54,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 10:55:54,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074761314] [2023-02-15 10:55:54,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 10:55:54,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 10:55:54,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:55:54,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 10:55:54,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 10:55:54,711 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:55:54,729 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2023-02-15 10:55:54,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 10:55:54,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-02-15 10:55:54,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:55:54,731 INFO L225 Difference]: With dead ends: 28 [2023-02-15 10:55:54,731 INFO L226 Difference]: Without dead ends: 17 [2023-02-15 10:55:54,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 10:55:54,733 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 1 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 10:55:54,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 19 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 10:55:54,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2023-02-15 10:55:54,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2023-02-15 10:55:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 18 transitions. [2023-02-15 10:55:54,740 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 18 transitions. Word has length 11 [2023-02-15 10:55:54,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:55:54,741 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 18 transitions. [2023-02-15 10:55:54,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-02-15 10:55:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-15 10:55:54,741 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:55:54,741 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:55:54,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 10:55:54,742 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:55:54,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:55:54,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2031054225, now seen corresponding path program 1 times [2023-02-15 10:55:54,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:55:54,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582348044] [2023-02-15 10:55:54,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:55:54,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:55:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:55:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 10:55:54,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:55:54,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582348044] [2023-02-15 10:55:54,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582348044] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:55:54,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893576172] [2023-02-15 10:55:54,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:55:54,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:55:54,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:55:54,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:55:54,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 10:55:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:55:54,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 35 conjunts are in the unsatisfiable core [2023-02-15 10:55:54,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:55:55,019 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 10 treesize of output 8 [2023-02-15 10:55:55,130 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 54 treesize of output 49 [2023-02-15 10:55:55,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2023-02-15 10:55:55,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2023-02-15 10:55:55,217 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 17 treesize of output 17 [2023-02-15 10:55:55,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:55:55,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:55:55,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 20 [2023-02-15 10:55:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 10:55:55,531 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:55:55,751 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-02-15 10:55:55,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 330 treesize of output 1 [2023-02-15 10:55:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 10:55:55,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893576172] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 10:55:55,761 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 10:55:55,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 9, 8] total 17 [2023-02-15 10:55:55,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960822093] [2023-02-15 10:55:55,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 10:55:55,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 10:55:55,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:55:55,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 10:55:55,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2023-02-15 10:55:55,764 INFO L87 Difference]: Start difference. First operand 16 states and 18 transitions. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:56,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:55:56,439 INFO L93 Difference]: Finished difference Result 50 states and 56 transitions. [2023-02-15 10:55:56,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-02-15 10:55:56,439 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-02-15 10:55:56,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:55:56,440 INFO L225 Difference]: With dead ends: 50 [2023-02-15 10:55:56,440 INFO L226 Difference]: Without dead ends: 39 [2023-02-15 10:55:56,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=264, Invalid=792, Unknown=0, NotChecked=0, Total=1056 [2023-02-15 10:55:56,442 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 83 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 10:55:56,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 62 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 10:55:56,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2023-02-15 10:55:56,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 23. [2023-02-15 10:55:56,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2023-02-15 10:55:56,449 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 13 [2023-02-15 10:55:56,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:55:56,452 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2023-02-15 10:55:56,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-02-15 10:55:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-02-15 10:55:56,453 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:55:56,453 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:55:56,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 10:55:56,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:55:56,654 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:55:56,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:55:56,655 INFO L85 PathProgramCache]: Analyzing trace with hash -799235507, now seen corresponding path program 2 times [2023-02-15 10:55:56,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:55:56,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766255714] [2023-02-15 10:55:56,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:55:56,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:55:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:55:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 10:55:56,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:55:56,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766255714] [2023-02-15 10:55:56,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766255714] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:55:56,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724105534] [2023-02-15 10:55:56,840 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 10:55:56,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:55:56,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:55:56,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:55:56,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 10:55:56,885 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 10:55:56,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 10:55:56,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 42 conjunts are in the unsatisfiable core [2023-02-15 10:55:56,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:55:56,894 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 10 treesize of output 8 [2023-02-15 10:55:57,063 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 19 treesize of output 19 [2023-02-15 10:55:57,352 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:55:57,353 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:55:57,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 20 [2023-02-15 10:55:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 10:55:57,371 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:55:57,531 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:55:57,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 78 [2023-02-15 10:55:57,543 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-02-15 10:55:57,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 60 [2023-02-15 10:55:57,547 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 88 treesize of output 70 [2023-02-15 10:55:57,600 INFO L321 Elim1Store]: treesize reduction 26, result has 38.1 percent of original size [2023-02-15 10:55:57,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 89 [2023-02-15 10:55:57,640 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:55:57,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 76 [2023-02-15 10:55:57,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:55:57,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 54 [2023-02-15 10:55:57,655 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 78 treesize of output 62 [2023-02-15 10:55:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:55:57,685 INFO L321 Elim1Store]: treesize reduction 5, result has 68.8 percent of original size [2023-02-15 10:55:57,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 73 [2023-02-15 10:55:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 10:55:58,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724105534] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 10:55:58,048 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 10:55:58,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 11, 10] total 24 [2023-02-15 10:55:58,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721140038] [2023-02-15 10:55:58,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 10:55:58,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-02-15 10:55:58,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:55:58,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-02-15 10:55:58,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2023-02-15 10:55:58,053 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 24 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 24 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:59,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:55:59,859 INFO L93 Difference]: Finished difference Result 54 states and 61 transitions. [2023-02-15 10:55:59,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-02-15 10:55:59,864 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 24 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2023-02-15 10:55:59,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:55:59,865 INFO L225 Difference]: With dead ends: 54 [2023-02-15 10:55:59,865 INFO L226 Difference]: Without dead ends: 44 [2023-02-15 10:55:59,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=418, Invalid=1744, Unknown=0, NotChecked=0, Total=2162 [2023-02-15 10:55:59,866 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 141 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 10:55:59,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 66 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 10:55:59,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2023-02-15 10:55:59,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 29. [2023-02-15 10:55:59,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2023-02-15 10:55:59,874 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 17 [2023-02-15 10:55:59,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:55:59,874 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2023-02-15 10:55:59,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 24 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:55:59,874 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2023-02-15 10:55:59,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-15 10:55:59,875 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:55:59,875 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:55:59,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-15 10:56:00,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-02-15 10:56:00,080 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:56:00,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:56:00,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1667973471, now seen corresponding path program 1 times [2023-02-15 10:56:00,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:56:00,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807077094] [2023-02-15 10:56:00,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:56:00,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:56:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:56:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-02-15 10:56:00,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:56:00,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807077094] [2023-02-15 10:56:00,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807077094] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:56:00,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790470123] [2023-02-15 10:56:00,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:56:00,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:00,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:56:00,266 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:56:00,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 10:56:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:56:00,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 52 conjunts are in the unsatisfiable core [2023-02-15 10:56:00,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:56:00,316 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 10 treesize of output 8 [2023-02-15 10:56:00,479 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 19 treesize of output 19 [2023-02-15 10:56:00,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 30 treesize of output 32 [2023-02-15 10:56:01,089 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:01,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:01,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 20 [2023-02-15 10:56:01,112 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 10:56:01,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:56:01,501 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:01,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 442 treesize of output 410 [2023-02-15 10:56:09,730 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:09,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:09,743 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 346 treesize of output 310 [2023-02-15 10:56:10,038 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:10,040 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:10,041 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:10,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:10,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:10,056 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 346 treesize of output 310 [2023-02-15 10:56:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,457 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 83 treesize of output 74 [2023-02-15 10:56:12,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,511 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 188 treesize of output 170 [2023-02-15 10:56:12,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,581 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,610 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:12,611 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:12,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,626 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 161 treesize of output 143 [2023-02-15 10:56:12,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,663 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 346 treesize of output 310 [2023-02-15 10:56:12,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,935 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 83 treesize of output 74 [2023-02-15 10:56:12,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:12,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,135 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:13,137 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,185 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:13,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,203 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,251 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:13,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:13,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:13,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,440 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:13,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 310 [2023-02-15 10:56:13,690 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:13,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:13,699 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:13,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 167 treesize of output 141 [2023-02-15 10:56:13,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:13,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:13,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:13,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:13,788 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:13,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:13,804 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:13,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 322 [2023-02-15 10:56:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,156 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,218 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,233 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,269 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:14,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 322 [2023-02-15 10:56:14,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,493 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,503 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,532 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,541 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:14,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,554 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,610 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 236 treesize of output 170 [2023-02-15 10:56:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,665 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,675 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,709 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,729 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:14,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 236 treesize of output 182 [2023-02-15 10:56:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,802 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,830 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:14,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,845 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,861 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:14,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,905 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:14,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,916 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:14,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,928 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:14,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:14,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:14,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-02-15 10:56:14,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:14,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:15,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:15,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:15,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-02-15 10:56:15,055 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:15,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 442 treesize of output 410 [2023-02-15 10:56:18,679 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:18,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 310 [2023-02-15 10:56:19,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:19,723 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:19,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:19,739 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:19,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 322 [2023-02-15 10:56:22,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:22,874 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:22,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:22,888 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:22,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 322 [2023-02-15 10:56:26,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:26,898 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:26,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:26,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:26,917 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:26,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:26,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:26,929 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:26,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 322 [2023-02-15 10:56:28,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:28,985 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:28,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:29,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,009 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,028 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:29,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 236 treesize of output 187 [2023-02-15 10:56:29,146 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,150 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:29,160 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:29,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 212 treesize of output 182 [2023-02-15 10:56:29,215 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,220 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:29,224 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,228 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:29,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,235 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:29,244 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,249 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:29,252 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,258 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:29,261 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,266 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:29,272 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,280 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:29,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,289 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:29,293 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,298 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:29,302 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,307 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:29,311 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,321 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:29,324 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,330 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:29,333 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,338 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:29,345 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,349 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:29,352 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:29,358 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:29,371 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:29,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 310 [2023-02-15 10:56:31,526 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,537 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 167 treesize of output 141 [2023-02-15 10:56:31,562 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,579 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,588 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,597 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,602 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,606 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:31,609 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,620 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,625 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,630 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,634 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,640 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,648 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,654 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,659 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,669 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 402 treesize of output 1 [2023-02-15 10:56:31,674 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,680 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,692 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:31,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 236 treesize of output 182 [2023-02-15 10:56:31,754 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,760 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,765 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:31,771 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,777 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,781 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,786 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:31,792 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,797 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,807 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 1 [2023-02-15 10:56:31,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,818 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:31,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,833 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,858 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,874 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,880 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,887 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,898 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,919 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,926 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,936 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,938 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,943 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:31,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,961 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:31,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,972 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,980 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:31,983 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,988 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:31,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:31,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:31,997 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:31,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:32,003 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,008 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:32,011 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,015 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:32,020 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,025 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:32,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,036 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:32,043 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,048 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:32,051 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,056 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 1 [2023-02-15 10:56:32,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,100 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:32,105 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,112 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2023-02-15 10:56:32,124 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:32,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 212 treesize of output 182 [2023-02-15 10:56:32,185 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,191 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:32,195 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,200 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 1 [2023-02-15 10:56:32,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,213 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,220 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-02-15 10:56:32,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 1 [2023-02-15 10:56:32,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,235 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,243 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 59 treesize of output 47 [2023-02-15 10:56:32,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:32,250 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 69 treesize of output 51 [2023-02-15 10:56:32,258 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,265 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 59 treesize of output 47 [2023-02-15 10:56:32,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,275 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 59 treesize of output 47 [2023-02-15 10:56:32,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,280 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,281 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,282 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,289 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 59 treesize of output 47 [2023-02-15 10:56:32,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,341 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 31 treesize of output 23 [2023-02-15 10:56:32,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,361 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 31 treesize of output 23 [2023-02-15 10:56:32,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,368 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 59 treesize of output 47 [2023-02-15 10:56:32,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,435 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 59 treesize of output 47 [2023-02-15 10:56:32,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,456 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,464 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 31 treesize of output 23 [2023-02-15 10:56:32,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,473 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 59 treesize of output 47 [2023-02-15 10:56:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,482 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 59 treesize of output 47 [2023-02-15 10:56:32,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,578 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 31 treesize of output 23 [2023-02-15 10:56:32,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,588 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 31 treesize of output 23 [2023-02-15 10:56:32,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,594 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 31 treesize of output 23 [2023-02-15 10:56:32,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,600 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 59 treesize of output 47 [2023-02-15 10:56:32,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,608 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 59 treesize of output 47 [2023-02-15 10:56:32,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,617 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 59 treesize of output 47 [2023-02-15 10:56:32,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,622 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,626 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 59 treesize of output 47 [2023-02-15 10:56:32,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,633 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 59 treesize of output 47 [2023-02-15 10:56:32,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,720 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,721 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,732 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,737 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 31 treesize of output 23 [2023-02-15 10:56:32,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,751 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 31 treesize of output 23 [2023-02-15 10:56:32,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,781 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 59 treesize of output 47 [2023-02-15 10:56:32,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,817 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,818 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,854 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 31 treesize of output 23 [2023-02-15 10:56:32,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,861 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 59 treesize of output 47 [2023-02-15 10:56:32,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,870 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 31 treesize of output 23 [2023-02-15 10:56:32,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,879 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 59 treesize of output 47 [2023-02-15 10:56:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,890 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 31 treesize of output 23 [2023-02-15 10:56:32,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,899 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 31 treesize of output 23 [2023-02-15 10:56:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,908 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 59 treesize of output 47 [2023-02-15 10:56:32,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2023-02-15 10:56:32,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:32,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-02-15 10:56:32,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 10:56:33,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790470123] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 10:56:33,476 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 10:56:33,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 16, 16] total 36 [2023-02-15 10:56:33,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952666974] [2023-02-15 10:56:33,476 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 10:56:33,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-02-15 10:56:33,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:56:33,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-02-15 10:56:33,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1092, Unknown=0, NotChecked=0, Total=1260 [2023-02-15 10:56:33,479 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand has 36 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 36 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:36,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:56:36,503 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2023-02-15 10:56:36,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-02-15 10:56:36,503 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 36 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2023-02-15 10:56:36,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:56:36,504 INFO L225 Difference]: With dead ends: 71 [2023-02-15 10:56:36,504 INFO L226 Difference]: Without dead ends: 62 [2023-02-15 10:56:36,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=711, Invalid=3845, Unknown=0, NotChecked=0, Total=4556 [2023-02-15 10:56:36,507 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 279 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 10:56:36,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 106 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 10:56:36,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-02-15 10:56:36,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 38. [2023-02-15 10:56:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 43 transitions. [2023-02-15 10:56:36,519 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 43 transitions. Word has length 23 [2023-02-15 10:56:36,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:56:36,519 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 43 transitions. [2023-02-15 10:56:36,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 36 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2023-02-15 10:56:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-15 10:56:36,521 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:56:36,521 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:56:36,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-15 10:56:36,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:36,722 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:56:36,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:56:36,722 INFO L85 PathProgramCache]: Analyzing trace with hash 492484807, now seen corresponding path program 3 times [2023-02-15 10:56:36,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:56:36,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144605998] [2023-02-15 10:56:36,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:56:36,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:56:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:56:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-15 10:56:36,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:56:36,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144605998] [2023-02-15 10:56:36,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144605998] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:56:36,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643207801] [2023-02-15 10:56:36,856 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 10:56:36,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:36,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:56:36,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:56:36,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 10:56:36,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-02-15 10:56:36,915 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 10:56:36,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-15 10:56:36,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:56:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-15 10:56:36,939 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:56:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-15 10:56:36,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643207801] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 10:56:36,972 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 10:56:36,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2023-02-15 10:56:36,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181147432] [2023-02-15 10:56:36,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 10:56:36,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-02-15 10:56:36,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:56:36,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-02-15 10:56:36,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2023-02-15 10:56:36,976 INFO L87 Difference]: Start difference. First operand 38 states and 43 transitions. Second operand has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 11 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:37,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:56:37,038 INFO L93 Difference]: Finished difference Result 75 states and 87 transitions. [2023-02-15 10:56:37,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-15 10:56:37,038 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 11 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2023-02-15 10:56:37,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:56:37,040 INFO L225 Difference]: With dead ends: 75 [2023-02-15 10:56:37,040 INFO L226 Difference]: Without dead ends: 44 [2023-02-15 10:56:37,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2023-02-15 10:56:37,042 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 8 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 10:56:37,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 24 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 10:56:37,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2023-02-15 10:56:37,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2023-02-15 10:56:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 43 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2023-02-15 10:56:37,057 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 23 [2023-02-15 10:56:37,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:56:37,057 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2023-02-15 10:56:37,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 11 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-02-15 10:56:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-02-15 10:56:37,059 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:56:37,059 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:56:37,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-02-15 10:56:37,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:37,263 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:56:37,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:56:37,264 INFO L85 PathProgramCache]: Analyzing trace with hash 2015456385, now seen corresponding path program 4 times [2023-02-15 10:56:37,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:56:37,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335961967] [2023-02-15 10:56:37,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:56:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:56:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:56:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-02-15 10:56:38,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:56:38,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335961967] [2023-02-15 10:56:38,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335961967] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:56:38,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390747609] [2023-02-15 10:56:38,224 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 10:56:38,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:38,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:56:38,225 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:56:38,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 10:56:38,277 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 10:56:38,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 10:56:38,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 47 conjunts are in the unsatisfiable core [2023-02-15 10:56:38,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:56:38,283 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 10 treesize of output 8 [2023-02-15 10:56:38,645 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 19 treesize of output 19 [2023-02-15 10:56:38,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:38,910 INFO L321 Elim1Store]: treesize reduction 13, result has 18.8 percent of original size [2023-02-15 10:56:38,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 23 [2023-02-15 10:56:38,929 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-15 10:56:38,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:56:39,067 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:39,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 78 [2023-02-15 10:56:39,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,088 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2023-02-15 10:56:39,091 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 33 treesize of output 24 [2023-02-15 10:56:39,095 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:39,105 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-02-15 10:56:39,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 1 [2023-02-15 10:56:39,108 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 25 treesize of output 17 [2023-02-15 10:56:39,110 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 33 treesize of output 24 [2023-02-15 10:56:39,118 INFO L321 Elim1Store]: treesize reduction 5, result has 70.6 percent of original size [2023-02-15 10:56:39,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-02-15 10:56:39,126 INFO L321 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2023-02-15 10:56:39,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 1 [2023-02-15 10:56:39,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,134 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2023-02-15 10:56:39,138 INFO L321 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2023-02-15 10:56:39,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 1 [2023-02-15 10:56:39,146 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:39,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 76 [2023-02-15 10:56:39,166 WARN L207 Elim1Store]: Array PQE input equivalent to true [2023-02-15 10:56:39,173 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-02-15 10:56:39,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 21 [2023-02-15 10:56:39,176 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 28 treesize of output 20 [2023-02-15 10:56:39,184 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-02-15 10:56:39,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 1 [2023-02-15 10:56:39,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,188 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2023-02-15 10:56:39,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,204 INFO L321 Elim1Store]: treesize reduction 23, result has 41.0 percent of original size [2023-02-15 10:56:39,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 39 [2023-02-15 10:56:39,216 INFO L321 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-02-15 10:56:39,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 1 [2023-02-15 10:56:39,220 INFO L321 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2023-02-15 10:56:39,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 1 [2023-02-15 10:56:39,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:39,226 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2023-02-15 10:56:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-15 10:56:39,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390747609] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 10:56:39,618 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 10:56:39,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 16] total 46 [2023-02-15 10:56:39,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264628438] [2023-02-15 10:56:39,619 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 10:56:39,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-02-15 10:56:39,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 10:56:39,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-02-15 10:56:39,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1775, Unknown=0, NotChecked=0, Total=2070 [2023-02-15 10:56:39,620 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand has 46 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:47,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 10:56:47,260 INFO L93 Difference]: Finished difference Result 166 states and 175 transitions. [2023-02-15 10:56:47,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-02-15 10:56:47,261 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2023-02-15 10:56:47,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 10:56:47,263 INFO L225 Difference]: With dead ends: 166 [2023-02-15 10:56:47,263 INFO L226 Difference]: Without dead ends: 164 [2023-02-15 10:56:47,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3950 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=2422, Invalid=12830, Unknown=0, NotChecked=0, Total=15252 [2023-02-15 10:56:47,267 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 544 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 1247 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 1420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-02-15 10:56:47,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 548 Invalid, 1420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1247 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-02-15 10:56:47,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-02-15 10:56:47,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 41. [2023-02-15 10:56:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2023-02-15 10:56:47,293 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 29 [2023-02-15 10:56:47,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 10:56:47,293 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2023-02-15 10:56:47,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 10:56:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2023-02-15 10:56:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-02-15 10:56:47,294 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 10:56:47,294 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 10:56:47,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-15 10:56:47,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:47,497 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 10:56:47,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 10:56:47,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1871551151, now seen corresponding path program 2 times [2023-02-15 10:56:47,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 10:56:47,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758744031] [2023-02-15 10:56:47,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 10:56:47,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 10:56:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 10:56:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-02-15 10:56:47,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 10:56:47,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758744031] [2023-02-15 10:56:47,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758744031] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 10:56:47,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988489545] [2023-02-15 10:56:47,694 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 10:56:47,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 10:56:47,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 10:56:47,696 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 10:56:47,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-15 10:56:47,762 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 10:56:47,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 10:56:47,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 67 conjunts are in the unsatisfiable core [2023-02-15 10:56:47,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 10:56:47,770 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 10 treesize of output 8 [2023-02-15 10:56:47,950 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 19 treesize of output 19 [2023-02-15 10:56:48,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:48,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 30 treesize of output 32 [2023-02-15 10:56:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 10:56:48,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 30 treesize of output 32 [2023-02-15 10:56:48,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:48,807 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-15 10:56:48,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 20 [2023-02-15 10:56:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-02-15 10:56:48,833 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 10:56:52,691 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-15 10:56:52,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2976 treesize of output 2769