./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --witnessprinter.witness.filename witness --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 a00615dde165ef79502be50d436d5b7101f564051a4b91f339855b18841d9599 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 03:37:12,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 03:37:12,245 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-09-13 03:37:12,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 03:37:12,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 03:37:12,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 03:37:12,298 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 03:37:12,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 03:37:12,299 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 03:37:12,300 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 03:37:12,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 03:37:12,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 03:37:12,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 03:37:12,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 03:37:12,304 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 03:37:12,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 03:37:12,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 03:37:12,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 03:37:12,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 03:37:12,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 03:37:12,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 03:37:12,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 03:37:12,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 03:37:12,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 03:37:12,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 03:37:12,310 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 03:37:12,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 03:37:12,310 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 03:37:12,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 03:37:12,311 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 03:37:12,311 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 03:37:12,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 03:37:12,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 03:37:12,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 03:37:12,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 03:37:12,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 03:37:12,312 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 03:37:12,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 03:37:12,312 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 03:37:12,313 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 03:37:12,313 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 03:37:12,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 03:37:12,313 INFO L153 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/certificate-witnesses-artifact/automizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a00615dde165ef79502be50d436d5b7101f564051a4b91f339855b18841d9599 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 [2024-09-13 03:37:12,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 03:37:12,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 03:37:12,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 03:37:12,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 03:37:12,563 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 03:37:12,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i [2024-09-13 03:37:13,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 03:37:14,114 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 03:37:14,124 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i [2024-09-13 03:37:14,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/98905f544/6751640cd8df427697392e97226bf62e/FLAG12b90db68 [2024-09-13 03:37:14,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/98905f544/6751640cd8df427697392e97226bf62e [2024-09-13 03:37:14,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 03:37:14,150 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-13 03:37:14,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 03:37:14,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 03:37:14,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 03:37:14,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4684c9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14, skipping insertion in model container [2024-09-13 03:37:14,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 03:37:14,327 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i[1800,1813] [2024-09-13 03:37:14,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 03:37:14,348 INFO L200 MainTranslator]: Completed pre-run [2024-09-13 03:37:14,360 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_2.i[1800,1813] [2024-09-13 03:37:14,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 03:37:14,379 INFO L204 MainTranslator]: Completed translation [2024-09-13 03:37:14,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14 WrapperNode [2024-09-13 03:37:14,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 03:37:14,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-13 03:37:14,381 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-13 03:37:14,381 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-13 03:37:14,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,402 INFO L138 Inliner]: procedures = 19, calls = 30, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-09-13 03:37:14,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-13 03:37:14,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 03:37:14,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 03:37:14,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 03:37:14,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,418 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,430 INFO L175 MemorySlicer]: Split 16 memory accesses to 3 slices as follows [2, 2, 12]. 75 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 5 writes are split as follows [0, 1, 4]. [2024-09-13 03:37:14,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 03:37:14,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 03:37:14,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 03:37:14,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 03:37:14,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (1/1) ... [2024-09-13 03:37:14,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 03:37:14,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 03:37:14,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 03:37:14,473 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 03:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 03:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 03:37:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 03:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 03:37:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 03:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-13 03:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-13 03:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-13 03:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-13 03:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-13 03:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-13 03:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-13 03:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 03:37:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 03:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_41_0 [2024-09-13 03:37:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_41_0 [2024-09-13 03:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_44_to_45_0 [2024-09-13 03:37:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_44_to_45_0 [2024-09-13 03:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 03:37:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 03:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-13 03:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-13 03:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-13 03:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 03:37:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 03:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 03:37:14,589 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 03:37:14,590 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 03:37:14,737 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-09-13 03:37:14,739 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 03:37:14,764 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 03:37:14,764 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-13 03:37:14,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 03:37:14 BoogieIcfgContainer [2024-09-13 03:37:14,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 03:37:14,767 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-13 03:37:14,767 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-13 03:37:14,772 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-13 03:37:14,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.09 03:37:14" (1/3) ... [2024-09-13 03:37:14,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544b1a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 03:37:14, skipping insertion in model container [2024-09-13 03:37:14,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:37:14" (2/3) ... [2024-09-13 03:37:14,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544b1a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 03:37:14, skipping insertion in model container [2024-09-13 03:37:14,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 03:37:14" (3/3) ... [2024-09-13 03:37:14,774 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_simple_array_index_value_2.i [2024-09-13 03:37:14,789 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-13 03:37:14,789 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-13 03:37:14,831 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-09-13 03:37:14,836 INFO L336 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@3802efbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-13 03:37:14,837 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-13 03:37:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-09-13 03:37:14,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-09-13 03:37:14,846 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 03:37:14,847 INFO L216 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 03:37:14,848 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 03:37:14,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:37:14,852 INFO L85 PathProgramCache]: Analyzing trace with hash -76584524, now seen corresponding path program 1 times [2024-09-13 03:37:14,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 03:37:14,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845908612] [2024-09-13 03:37:14,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 03:37:14,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 03:37:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:15,416 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 03:37:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:15,433 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 03:37:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-13 03:37:15,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 03:37:15,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845908612] [2024-09-13 03:37:15,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845908612] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-13 03:37:15,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-13 03:37:15,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-13 03:37:15,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896203302] [2024-09-13 03:37:15,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-13 03:37:15,564 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-13 03:37:15,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 03:37:15,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-13 03:37:15,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-13 03:37:15,587 INFO L87 Difference]: Start difference. First operand has 36 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-13 03:37:15,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 03:37:15,851 INFO L93 Difference]: Finished difference Result 71 states and 88 transitions. [2024-09-13 03:37:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-13 03:37:15,853 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2024-09-13 03:37:15,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 03:37:15,860 INFO L225 Difference]: With dead ends: 71 [2024-09-13 03:37:15,860 INFO L226 Difference]: Without dead ends: 32 [2024-09-13 03:37:15,864 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-09-13 03:37:15,868 INFO L434 NwaCegarLoop]: 14 mSDtfsCounter, 17 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-09-13 03:37:15,869 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 35 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-09-13 03:37:15,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2024-09-13 03:37:15,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2024-09-13 03:37:15,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 20 states have internal predecessors, (20), 8 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2024-09-13 03:37:15,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2024-09-13 03:37:15,914 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 18 [2024-09-13 03:37:15,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 03:37:15,914 INFO L474 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2024-09-13 03:37:15,914 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-13 03:37:15,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:37:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2024-09-13 03:37:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-09-13 03:37:15,918 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 03:37:15,918 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 03:37:15,919 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-13 03:37:15,919 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 03:37:15,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:37:15,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1452196032, now seen corresponding path program 1 times [2024-09-13 03:37:15,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 03:37:15,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316125949] [2024-09-13 03:37:15,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 03:37:15,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 03:37:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,256 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 03:37:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,267 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 03:37:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,492 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:37:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,503 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:37:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-13 03:37:16,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 03:37:16,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316125949] [2024-09-13 03:37:16,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316125949] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 03:37:16,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114262163] [2024-09-13 03:37:16,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 03:37:16,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 03:37:16,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 03:37:16,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 03:37:16,582 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-09-13 03:37:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:16,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-09-13 03:37:16,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 03:37:16,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 03:37:16,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-13 03:37:16,940 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 03:37:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-13 03:37:17,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114262163] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 03:37:17,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 03:37:17,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 23 [2024-09-13 03:37:17,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978081699] [2024-09-13 03:37:17,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 03:37:17,473 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-09-13 03:37:17,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 03:37:17,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-09-13 03:37:17,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2024-09-13 03:37:17,474 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 23 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 19 states have internal predecessors, (33), 10 states have call successors, (13), 6 states have call predecessors, (13), 7 states have return successors, (10), 8 states have call predecessors, (10), 9 states have call successors, (10) [2024-09-13 03:37:18,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 03:37:18,047 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2024-09-13 03:37:18,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-13 03:37:18,048 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 19 states have internal predecessors, (33), 10 states have call successors, (13), 6 states have call predecessors, (13), 7 states have return successors, (10), 8 states have call predecessors, (10), 9 states have call successors, (10) Word has length 29 [2024-09-13 03:37:18,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 03:37:18,049 INFO L225 Difference]: With dead ends: 58 [2024-09-13 03:37:18,050 INFO L226 Difference]: Without dead ends: 45 [2024-09-13 03:37:18,050 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=196, Invalid=926, Unknown=0, NotChecked=0, Total=1122 [2024-09-13 03:37:18,052 INFO L434 NwaCegarLoop]: 11 mSDtfsCounter, 53 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-13 03:37:18,052 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 40 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 364 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-13 03:37:18,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-09-13 03:37:18,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43. [2024-09-13 03:37:18,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 24 states have (on average 1.125) internal successors, (27), 26 states have internal predecessors, (27), 10 states have call successors, (10), 7 states have call predecessors, (10), 8 states have return successors, (10), 9 states have call predecessors, (10), 7 states have call successors, (10) [2024-09-13 03:37:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2024-09-13 03:37:18,063 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 29 [2024-09-13 03:37:18,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 03:37:18,064 INFO L474 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2024-09-13 03:37:18,064 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 19 states have internal predecessors, (33), 10 states have call successors, (13), 6 states have call predecessors, (13), 7 states have return successors, (10), 8 states have call predecessors, (10), 9 states have call successors, (10) [2024-09-13 03:37:18,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:37:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2024-09-13 03:37:18,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-09-13 03:37:18,066 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 03:37:18,066 INFO L216 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 03:37:18,084 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-09-13 03:37:18,270 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 03:37:18,271 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 03:37:18,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:37:18,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1166567816, now seen corresponding path program 2 times [2024-09-13 03:37:18,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 03:37:18,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077181648] [2024-09-13 03:37:18,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 03:37:18,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 03:37:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:19,110 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 03:37:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:19,117 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 03:37:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:19,668 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:37:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:19,676 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:37:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,093 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:37:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,100 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:37:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,373 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:37:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,379 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:37:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,533 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:37:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,552 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:37:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:37:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-09-13 03:37:20,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 03:37:20,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077181648] [2024-09-13 03:37:20,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077181648] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 03:37:20,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237612081] [2024-09-13 03:37:20,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-13 03:37:20,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 03:37:20,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 03:37:20,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 03:37:20,623 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-13 03:37:20,762 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-13 03:37:20,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 03:37:20,767 WARN L260 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 175 conjuncts are in the unsatisfiable core [2024-09-13 03:37:20,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 03:37:20,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 03:37:21,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2024-09-13 03:37:21,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 70 treesize of output 126 [2024-09-13 03:37:21,151 INFO L378 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 154 treesize of output 45 [2024-09-13 03:37:55,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:37:55,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 89 [2024-09-13 03:37:59,677 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:37:59,678 INFO L378 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 35 treesize of output 39 [2024-09-13 03:37:59,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 03:38:00,066 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:38:00,066 INFO L378 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 46 treesize of output 22 [2024-09-13 03:38:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 23 proven. 45 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-09-13 03:38:00,249 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 03:38:06,271 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,273 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,274 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,274 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,276 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,278 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,279 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,351 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:38:06,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 387 treesize of output 486 [2024-09-13 03:38:06,504 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,505 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,510 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:38:06,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 135 treesize of output 71 [2024-09-13 03:38:06,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,527 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,555 INFO L349 Elim1Store]: treesize reduction 22, result has 29.0 percent of original size [2024-09-13 03:38:06,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 255 treesize of output 146 [2024-09-13 03:38:06,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:38:06,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 98 [2024-09-13 03:38:06,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:38:06,592 INFO L378 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 136 treesize of output 55 [2024-09-13 03:38:09,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237612081] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 03:38:09,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-13 03:38:09,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 32] total 47 [2024-09-13 03:38:09,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590844984] [2024-09-13 03:38:09,323 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-13 03:38:09,323 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-09-13 03:38:09,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 03:38:09,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-09-13 03:38:09,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=2969, Unknown=7, NotChecked=0, Total=3192 [2024-09-13 03:38:09,326 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand has 47 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 40 states have internal predecessors, (61), 21 states have call successors, (23), 8 states have call predecessors, (23), 14 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) [2024-09-13 03:38:14,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:22,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:27,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:35,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:39,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:47,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:51,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:38:55,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:04,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:08,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:16,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:20,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:24,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:28,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:36,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:41,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:49,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:39:53,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:02,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:06,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:10,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:14,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:22,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:26,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:34,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:39,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:47,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:51,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:55,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:40:59,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:03,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:07,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:11,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:15,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:24,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:28,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:32,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:40,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:44,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:53,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:41:57,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:01,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:05,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:13,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:17,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:21,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:30,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:34,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:38,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:42,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:51,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:55,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:42:59,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:03,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:07,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:11,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:15,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:19,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:23,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 03:43:23,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 03:43:23,691 INFO L93 Difference]: Finished difference Result 122 states and 145 transitions. [2024-09-13 03:43:23,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-09-13 03:43:23,691 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 40 states have internal predecessors, (61), 21 states have call successors, (23), 8 states have call predecessors, (23), 14 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) Word has length 62 [2024-09-13 03:43:23,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 03:43:23,694 INFO L225 Difference]: With dead ends: 122 [2024-09-13 03:43:23,694 INFO L226 Difference]: Without dead ends: 105 [2024-09-13 03:43:23,698 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 47 SyntacticMatches, 4 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2626 ImplicationChecksByTransitivity, 113.2s TimeCoverageRelationStatistics Valid=1192, Invalid=10774, Unknown=24, NotChecked=0, Total=11990 [2024-09-13 03:43:23,699 INFO L434 NwaCegarLoop]: 23 mSDtfsCounter, 245 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 2216 mSolverCounterSat, 246 mSolverCounterUnsat, 61 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 240.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 2523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 2216 IncrementalHoareTripleChecker+Invalid, 61 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 240.5s IncrementalHoareTripleChecker+Time [2024-09-13 03:43:23,699 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 216 Invalid, 2523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 2216 Invalid, 61 Unknown, 0 Unchecked, 240.5s Time] [2024-09-13 03:43:23,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-09-13 03:43:23,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 65. [2024-09-13 03:43:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 37 states have (on average 1.135135135135135) internal successors, (42), 39 states have internal predecessors, (42), 18 states have call successors, (18), 11 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-09-13 03:43:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 75 transitions. [2024-09-13 03:43:23,737 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 75 transitions. Word has length 62 [2024-09-13 03:43:23,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 03:43:23,737 INFO L474 AbstractCegarLoop]: Abstraction has 65 states and 75 transitions. [2024-09-13 03:43:23,737 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 40 states have internal predecessors, (61), 21 states have call successors, (23), 8 states have call predecessors, (23), 14 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) [2024-09-13 03:43:23,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:43:23,738 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2024-09-13 03:43:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-09-13 03:43:23,740 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 03:43:23,740 INFO L216 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 03:43:23,753 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-13 03:43:23,940 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 03:43:23,940 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 03:43:23,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 03:43:23,941 INFO L85 PathProgramCache]: Analyzing trace with hash 126285444, now seen corresponding path program 3 times [2024-09-13 03:43:23,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 03:43:23,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122975572] [2024-09-13 03:43:23,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 03:43:23,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 03:43:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:24,702 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 03:43:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:24,712 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 03:43:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:25,429 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:43:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:25,434 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:43:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:25,870 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:43:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:25,876 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:43:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,188 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:43:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,194 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:43:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,401 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:43:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,406 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:43:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,570 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 03:43:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,577 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 03:43:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 03:43:26,647 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-09-13 03:43:26,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 03:43:26,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122975572] [2024-09-13 03:43:26,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122975572] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 03:43:26,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343266435] [2024-09-13 03:43:26,648 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-13 03:43:26,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 03:43:26,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 03:43:26,650 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 03:43:26,651 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-13 03:43:27,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-09-13 03:43:27,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 03:43:27,837 WARN L260 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 217 conjuncts are in the unsatisfiable core [2024-09-13 03:43:27,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 03:43:27,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 03:43:28,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2024-09-13 03:43:28,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 70 treesize of output 126 [2024-09-13 03:43:28,185 INFO L378 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 84 treesize of output 15 [2024-09-13 03:44:22,909 INFO L349 Elim1Store]: treesize reduction 2571, result has 15.0 percent of original size [2024-09-13 03:44:22,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 881 treesize of output 1096 [2024-09-13 03:44:22,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:22,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:22,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:22,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:23,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:23,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:23,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:23,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:24,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 93 [2024-09-13 03:44:24,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 193 [2024-09-13 03:44:24,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,133 INFO L349 Elim1Store]: treesize reduction 157, result has 0.6 percent of original size [2024-09-13 03:44:24,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 193 treesize of output 112 [2024-09-13 03:44:24,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 193 [2024-09-13 03:44:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,293 INFO L349 Elim1Store]: treesize reduction 157, result has 0.6 percent of original size [2024-09-13 03:44:24,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 193 treesize of output 112 [2024-09-13 03:44:24,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 193 [2024-09-13 03:44:24,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,456 INFO L349 Elim1Store]: treesize reduction 157, result has 0.6 percent of original size [2024-09-13 03:44:24,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 193 treesize of output 112 [2024-09-13 03:44:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 128 [2024-09-13 03:44:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 129 [2024-09-13 03:44:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 146 [2024-09-13 03:44:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 146 [2024-09-13 03:44:24,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 263 [2024-09-13 03:44:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-09-13 03:44:24,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 146 [2024-09-13 03:44:30,420 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:44:30,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 145 [2024-09-13 03:44:30,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 03:44:31,782 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:44:31,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 337 treesize of output 213 [2024-09-13 03:44:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 35 proven. 66 refuted. 2 times theorem prover too weak. 27 trivial. 0 not checked. [2024-09-13 03:44:32,419 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 03:44:42,084 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-09-13 03:44:48,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,445 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,451 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,452 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,455 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,467 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,468 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:48,469 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:44:51,725 INFO L349 Elim1Store]: treesize reduction 1656, result has 52.8 percent of original size [2024-09-13 03:44:51,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 8 new quantified variables, introduced 40 case distinctions, treesize of input 1031 treesize of output 2304 [2024-09-13 03:45:08,941 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:08,943 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:08,947 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:09,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:09,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 10797 treesize of output 10677 [2024-09-13 03:45:09,144 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:09,335 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:09,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 10547 treesize of output 10484 [2024-09-13 03:45:09,420 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:09,422 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:09,424 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:09,764 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:09,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 10387 treesize of output 10282 [2024-09-13 03:45:09,856 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:10,273 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:10,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 10152 treesize of output 10089 [2024-09-13 03:45:10,393 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:10,396 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:10,402 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:11,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 9992 treesize of output 9827 [2024-09-13 03:45:11,203 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,205 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,208 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,307 INFO L224 Elim1Store]: Index analysis took 105 ms [2024-09-13 03:45:11,396 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:11,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 9697 treesize of output 9577 [2024-09-13 03:45:11,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,493 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,497 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,660 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:11,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 9447 treesize of output 9327 [2024-09-13 03:45:11,770 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,772 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:11,780 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:12,435 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:12,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 9197 treesize of output 9014 [2024-09-13 03:45:12,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:12,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:12,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:13,057 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:13,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 8916 treesize of output 8803 [2024-09-13 03:45:13,165 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:13,279 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:13,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 8673 treesize of output 8594 [2024-09-13 03:45:13,390 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:13,700 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:13,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 8495 treesize of output 8416 [2024-09-13 03:45:13,816 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:13,964 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:13,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 8317 treesize of output 8134 [2024-09-13 03:45:14,101 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:14,104 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:14,109 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-13 03:45:14,656 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-13 03:45:14,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 8037 treesize of output 7911 Killed by 15