./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-data/shared_mem1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 574ddb4e 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/heap-data/shared_mem1.i -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 47cb7cab177485da5df0f1af4a3f61fd7eb970990493dd3ac764f888774cbf0f --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 14:56:54,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 14:56:54,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 14:56:54,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 14:56:54,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 14:56:54,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 14:56:54,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 14:56:54,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 14:56:54,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 14:56:54,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 14:56:54,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 14:56:54,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 14:56:54,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 14:56:54,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 14:56:54,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 14:56:54,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 14:56:54,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 14:56:54,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 14:56:54,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 14:56:54,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 14:56:54,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 14:56:54,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 14:56:54,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 14:56:54,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 14:56:54,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 14:56:54,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 14:56:54,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 14:56:54,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 14:56:54,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 14:56:54,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 14:56:54,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 14:56:54,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 14:56:54,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 14:56:54,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 14:56:54,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 14:56:54,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 14:56:54,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 14:56:54,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 14:56:54,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 14:56:54,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 14:56:54,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 14:56:54,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-18 14:56:54,812 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 14:56:54,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 14:56:54,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 14:56:54,813 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 14:56:54,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 14:56:54,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 14:56:54,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 14:56:54,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 14:56:54,815 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 14:56:54,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 14:56:54,816 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 14:56:54,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 14:56:54,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 14:56:54,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 14:56:54,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 14:56:54,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 14:56:54,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 14:56:54,817 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 14:56:54,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 14:56:54,818 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 14:56:54,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 14:56:54,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 14:56:54,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 14:56:54,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 14:56:54,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 14:56:54,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 14:56:54,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 14:56:54,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 14:56:54,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 14:56:54,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 14:56:54,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 14:56:54,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 14:56:54,820 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 14:56:54,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 14:56:54,821 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 14:56:54,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47cb7cab177485da5df0f1af4a3f61fd7eb970990493dd3ac764f888774cbf0f [2023-02-18 14:56:55,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 14:56:55,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 14:56:55,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 14:56:55,080 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 14:56:55,080 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 14:56:55,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-data/shared_mem1.i [2023-02-18 14:56:56,199 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 14:56:56,450 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 14:56:56,450 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-data/shared_mem1.i [2023-02-18 14:56:56,462 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42172582/0736fa4bfaf64aba8df0d29516266503/FLAGeb0e52cbd [2023-02-18 14:56:56,474 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42172582/0736fa4bfaf64aba8df0d29516266503 [2023-02-18 14:56:56,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 14:56:56,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 14:56:56,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 14:56:56,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 14:56:56,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 14:56:56,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375c7b64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56, skipping insertion in model container [2023-02-18 14:56:56,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 14:56:56,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 14:56:56,777 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/heap-data/shared_mem1.i[23879,23892] [2023-02-18 14:56:56,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 14:56:56,795 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 14:56:56,834 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/heap-data/shared_mem1.i[23879,23892] [2023-02-18 14:56:56,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 14:56:56,858 INFO L208 MainTranslator]: Completed translation [2023-02-18 14:56:56,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56 WrapperNode [2023-02-18 14:56:56,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 14:56:56,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 14:56:56,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 14:56:56,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 14:56:56,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,899 INFO L138 Inliner]: procedures = 121, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2023-02-18 14:56:56,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 14:56:56,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 14:56:56,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 14:56:56,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 14:56:56,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 14:56:56,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 14:56:56,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 14:56:56,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 14:56:56,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (1/1) ... [2023-02-18 14:56:56,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 14:56:56,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 14:56:56,961 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) [2023-02-18 14:56:56,970 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 [2023-02-18 14:56:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-18 14:56:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-18 14:56:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-18 14:56:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 14:56:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-02-18 14:56:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-02-18 14:56:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 14:56:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 14:56:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 14:56:57,119 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 14:56:57,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 14:56:57,324 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 14:56:57,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 14:56:57,330 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-02-18 14:56:57,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 02:56:57 BoogieIcfgContainer [2023-02-18 14:56:57,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 14:56:57,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 14:56:57,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 14:56:57,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 14:56:57,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 02:56:56" (1/3) ... [2023-02-18 14:56:57,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af229a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 02:56:57, skipping insertion in model container [2023-02-18 14:56:57,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 02:56:56" (2/3) ... [2023-02-18 14:56:57,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af229a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 02:56:57, skipping insertion in model container [2023-02-18 14:56:57,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 02:56:57" (3/3) ... [2023-02-18 14:56:57,340 INFO L112 eAbstractionObserver]: Analyzing ICFG shared_mem1.i [2023-02-18 14:56:57,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 14:56:57,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-18 14:56:57,408 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 14:56:57,416 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;@235509e9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 14:56:57,417 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-18 14:56:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 15 states have internal predecessors, (23), 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) [2023-02-18 14:56:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-18 14:56:57,448 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 14:56:57,454 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 14:56:57,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 14:56:57,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 14:56:57,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1650103796, now seen corresponding path program 1 times [2023-02-18 14:56:57,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 14:56:57,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380715299] [2023-02-18 14:56:57,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 14:56:57,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 14:56:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 14:56:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 14:56:57,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 14:56:57,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380715299] [2023-02-18 14:56:57,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380715299] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 14:56:57,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 14:56:57,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 14:56:57,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98233027] [2023-02-18 14:56:57,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 14:56:57,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-02-18 14:56:57,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 14:56:57,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-18 14:56:57,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-18 14:56:57,777 INFO L87 Difference]: Start difference. First operand has 16 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 15 states have internal predecessors, (23), 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 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2023-02-18 14:56:57,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 14:56:57,792 INFO L93 Difference]: Finished difference Result 27 states and 38 transitions. [2023-02-18 14:56:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-18 14:56:57,794 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2023-02-18 14:56:57,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 14:56:57,801 INFO L225 Difference]: With dead ends: 27 [2023-02-18 14:56:57,801 INFO L226 Difference]: Without dead ends: 13 [2023-02-18 14:56:57,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-18 14:56:57,807 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 14:56:57,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 14:56:57,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-02-18 14:56:57,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-02-18 14:56:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 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) [2023-02-18 14:56:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2023-02-18 14:56:57,831 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 17 transitions. Word has length 10 [2023-02-18 14:56:57,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 14:56:57,831 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 17 transitions. [2023-02-18 14:56:57,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2023-02-18 14:56:57,832 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2023-02-18 14:56:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-18 14:56:57,832 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 14:56:57,832 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 14:56:57,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 14:56:57,833 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 14:56:57,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 14:56:57,834 INFO L85 PathProgramCache]: Analyzing trace with hash -812668617, now seen corresponding path program 1 times [2023-02-18 14:56:57,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 14:56:57,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994394088] [2023-02-18 14:56:57,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 14:56:57,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 14:56:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 14:56:58,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 14:56:58,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 14:56:58,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994394088] [2023-02-18 14:56:58,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994394088] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 14:56:58,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 14:56:58,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-02-18 14:56:58,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449465097] [2023-02-18 14:56:58,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 14:56:58,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-02-18 14:56:58,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 14:56:58,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-18 14:56:58,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-02-18 14:56:58,539 INFO L87 Difference]: Start difference. First operand 13 states and 17 transitions. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 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) [2023-02-18 14:56:58,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 14:56:58,716 INFO L93 Difference]: Finished difference Result 29 states and 38 transitions. [2023-02-18 14:56:58,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-18 14:56:58,716 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 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 [2023-02-18 14:56:58,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 14:56:58,718 INFO L225 Difference]: With dead ends: 29 [2023-02-18 14:56:58,718 INFO L226 Difference]: Without dead ends: 27 [2023-02-18 14:56:58,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2023-02-18 14:56:58,719 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 31 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 14:56:58,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 38 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 14:56:58,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2023-02-18 14:56:58,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2023-02-18 14:56:58,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 21 states have internal predecessors, (30), 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) [2023-02-18 14:56:58,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 30 transitions. [2023-02-18 14:56:58,726 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 30 transitions. Word has length 11 [2023-02-18 14:56:58,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 14:56:58,726 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 30 transitions. [2023-02-18 14:56:58,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 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) [2023-02-18 14:56:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-02-18 14:56:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-18 14:56:58,727 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 14:56:58,727 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 14:56:58,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-18 14:56:58,728 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 14:56:58,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 14:56:58,728 INFO L85 PathProgramCache]: Analyzing trace with hash -812666695, now seen corresponding path program 1 times [2023-02-18 14:56:58,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 14:56:58,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138412533] [2023-02-18 14:56:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 14:56:58,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 14:56:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 14:56:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 14:56:59,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 14:56:59,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138412533] [2023-02-18 14:56:59,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138412533] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 14:56:59,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 14:56:59,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-02-18 14:56:59,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554896530] [2023-02-18 14:56:59,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 14:56:59,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 14:56:59,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 14:56:59,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 14:56:59,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-02-18 14:56:59,177 INFO L87 Difference]: Start difference. First operand 22 states and 30 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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) [2023-02-18 14:56:59,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 14:56:59,311 INFO L93 Difference]: Finished difference Result 31 states and 42 transitions. [2023-02-18 14:56:59,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-18 14:56:59,312 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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 [2023-02-18 14:56:59,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 14:56:59,312 INFO L225 Difference]: With dead ends: 31 [2023-02-18 14:56:59,312 INFO L226 Difference]: Without dead ends: 24 [2023-02-18 14:56:59,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-02-18 14:56:59,314 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 12 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 14:56:59,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 38 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 14:56:59,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2023-02-18 14:56:59,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2023-02-18 14:56:59,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.380952380952381) internal successors, (29), 21 states have internal predecessors, (29), 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) [2023-02-18 14:56:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2023-02-18 14:56:59,321 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 29 transitions. Word has length 11 [2023-02-18 14:56:59,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 14:56:59,322 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 29 transitions. [2023-02-18 14:56:59,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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) [2023-02-18 14:56:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-02-18 14:56:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-18 14:56:59,323 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 14:56:59,323 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 14:56:59,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-18 14:56:59,324 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 14:56:59,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 14:56:59,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1760681901, now seen corresponding path program 1 times [2023-02-18 14:56:59,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 14:56:59,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149804908] [2023-02-18 14:56:59,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 14:56:59,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 14:56:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 14:56:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 14:56:59,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 14:56:59,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149804908] [2023-02-18 14:56:59,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149804908] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 14:56:59,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795315167] [2023-02-18 14:56:59,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 14:56:59,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 14:56:59,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 14:56:59,969 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) [2023-02-18 14:56:59,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 14:57:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 14:57:00,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 52 conjunts are in the unsatisfiable core [2023-02-18 14:57:00,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 14:57:00,150 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:00,151 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 1 case distinctions, treesize of input 9 treesize of output 25 [2023-02-18 14:57:00,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2023-02-18 14:57:00,173 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:00,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 140 [2023-02-18 14:57:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2023-02-18 14:57:00,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 54 [2023-02-18 14:57:00,298 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 14:57:00,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 50 [2023-02-18 14:57:00,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 29 [2023-02-18 14:57:00,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2023-02-18 14:57:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,526 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 26 treesize of output 23 [2023-02-18 14:57:00,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,539 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 26 treesize of output 23 [2023-02-18 14:57:00,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 22 [2023-02-18 14:57:00,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,557 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:00,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 389 treesize of output 378 [2023-02-18 14:57:00,586 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:00,587 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 21 treesize of output 39 [2023-02-18 14:57:00,633 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,635 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,646 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2023-02-18 14:57:00,682 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,685 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,688 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,689 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,691 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,699 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,701 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,702 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,703 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,711 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,717 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,719 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,726 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,728 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,730 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,731 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,734 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,736 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,749 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 350 [2023-02-18 14:57:00,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 279 [2023-02-18 14:57:00,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 83 [2023-02-18 14:57:00,811 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:00,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 83 [2023-02-18 14:57:00,841 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:00,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 22 [2023-02-18 14:57:01,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 53 [2023-02-18 14:57:01,201 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:01,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 852 treesize of output 697 [2023-02-18 14:57:01,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 39 [2023-02-18 14:57:01,249 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 14:57:01,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2023-02-18 14:57:01,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2023-02-18 14:57:01,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 52 [2023-02-18 14:57:01,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 7 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 494 [2023-02-18 14:57:01,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 6 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 107 treesize of output 458 [2023-02-18 14:57:01,493 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 14:57:01,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 6 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 105 treesize of output 388 [2023-02-18 14:57:01,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 6 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 99 treesize of output 407 [2023-02-18 14:57:01,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:01,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 18 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 785 treesize of output 10158 [2023-02-18 14:57:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 14:57:01,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 394 treesize of output 3287 [2023-02-18 14:57:01,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2023-02-18 14:57:01,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2023-02-18 14:57:03,304 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 14:57:03,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 15465 treesize of output 12711