./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2be5ecf5348458671ab0cc252df5fcce5a265155e50eac356b5f3e450b866c41 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:12,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:12,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:10:12,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:12,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:12,355 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:12,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:12,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:12,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:12,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:12,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:12,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:12,361 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:12,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:12,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:12,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:12,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:12,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:12,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:12,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:12,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:12,366 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:12,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:12,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:12,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:12,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:12,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:12,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:12,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:12,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:12,370 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:12,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:12,371 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:12,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2be5ecf5348458671ab0cc252df5fcce5a265155e50eac356b5f3e450b866c41 [2023-11-24 22:10:12,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:12,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:12,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:12,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:12,729 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:12,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i [2023-11-24 22:10:15,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:16,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:16,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i [2023-11-24 22:10:16,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/data/2f09776ae/e7be9fad45544e5f80b1de6a5ac1c20e/FLAGa461886df [2023-11-24 22:10:16,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/data/2f09776ae/e7be9fad45544e5f80b1de6a5ac1c20e [2023-11-24 22:10:16,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:16,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:16,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:16,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:16,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:16,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e780c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16, skipping insertion in model container [2023-11-24 22:10:16,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,101 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:16,334 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i[915,928] [2023-11-24 22:10:16,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:16,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:16,481 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-5.i[915,928] [2023-11-24 22:10:16,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:16,567 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:16,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16 WrapperNode [2023-11-24 22:10:16,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:16,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:16,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:16,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:16,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,671 INFO L138 Inliner]: procedures = 26, calls = 168, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 404 [2023-11-24 22:10:16,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:16,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:16,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:16,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:16,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:16,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:16,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:16,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:16,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:16,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:16,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:16,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f751cd7-6461-4a12-a5f7-7e18b2b23532/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:10:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:10:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:17,023 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:17,025 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:17,589 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:18,176 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:18,176 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:10:18,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:18 BoogieIcfgContainer [2023-11-24 22:10:18,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:18,179 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:18,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:18,200 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:18,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:18" (1/1) ... [2023-11-24 22:10:18,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:18,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2023-11-24 22:10:18,295 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2023-11-24 22:10:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 22:10:18,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 193 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:21,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:21,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:21,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:21,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:21,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:21,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2023-11-24 22:10:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:24,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:24,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:24,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:24,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:24,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2023-11-24 22:10:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:27,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:27,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 36 [2023-11-24 22:10:30,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:30,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:30,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2023-11-24 22:10:32,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:32,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:32,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:32,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 36 [2023-11-24 22:10:34,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:34,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:34,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:34,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2023-11-24 22:10:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:37,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:37,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2023-11-24 22:10:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:40,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2023-11-24 22:10:42,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:10:42,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 73 [2023-11-24 22:10:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 8 proven. 351 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 22:11:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 92 states and 219 transitions. [2023-11-24 22:11:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 219 transitions. [2023-11-24 22:11:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 22:11:00,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 204 conjunts are in the unsatisfiable core [2023-11-24 22:11:01,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:01,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:11:01,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:11:01,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2023-11-24 22:11:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:11:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:11:04,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21