./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array5_pattern.c --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_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/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_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array5_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/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_29351e40-d356-48ad-8606-244148c5e230/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 3dd3ea9d30e76cbd39a744e53feb2b89c359b5b85c7df24161ceaf060cda3b02 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:27,023 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:27,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:27,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:27,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:27,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:27,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:27,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:27,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:27,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:27,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:27,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:27,154 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:27,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:27,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:27,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:27,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:27,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:27,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:27,158 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:27,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:27,159 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:27,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:27,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:27,161 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:27,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:27,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:27,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:27,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:27,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:27,164 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:27,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:27,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:27,165 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_29351e40-d356-48ad-8606-244148c5e230/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd3ea9d30e76cbd39a744e53feb2b89c359b5b85c7df24161ceaf060cda3b02 [2023-11-24 23:02:27,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:27,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:27,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:27,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:27,430 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:27,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-patterns/array5_pattern.c [2023-11-24 23:02:30,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:30,951 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:30,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/sv-benchmarks/c/array-patterns/array5_pattern.c [2023-11-24 23:02:30,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/data/e0890a90f/045e342134b7443c85f8d153324ad506/FLAGb71016d33 [2023-11-24 23:02:30,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/data/e0890a90f/045e342134b7443c85f8d153324ad506 [2023-11-24 23:02:30,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:30,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:30,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:30,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:30,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:30,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:30" (1/1) ... [2023-11-24 23:02:31,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd3d76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31, skipping insertion in model container [2023-11-24 23:02:31,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:30" (1/1) ... [2023-11-24 23:02:31,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:31,233 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_29351e40-d356-48ad-8606-244148c5e230/sv-benchmarks/c/array-patterns/array5_pattern.c[1890,1903] [2023-11-24 23:02:31,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:31,271 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:31,281 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_29351e40-d356-48ad-8606-244148c5e230/sv-benchmarks/c/array-patterns/array5_pattern.c[1890,1903] [2023-11-24 23:02:31,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:31,307 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:31,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31 WrapperNode [2023-11-24 23:02:31,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:31,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:31,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:31,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:31,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,354 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-11-24 23:02:31,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:31,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:31,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:31,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:31,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:31,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:31,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:31,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:31,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:31,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:31,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:31,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29351e40-d356-48ad-8606-244148c5e230/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:02:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:02:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:31,550 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:31,553 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:31,748 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:31,815 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:31,815 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:02:31,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:31 BoogieIcfgContainer [2023-11-24 23:02:31,818 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:31,819 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:31,819 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:31,830 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:31,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-24 23:02:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-24 23:02:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:02:31,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:31,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-24 23:02:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-24 23:02:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:32,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:32,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:32,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:32,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:32,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 25 transitions. [2023-11-24 23:02:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-24 23:02:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:32,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:32,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:32,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:32,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:33,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 39 transitions. [2023-11-24 23:02:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2023-11-24 23:02:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:33,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:33,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:02:33,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:33,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-24 23:02:33,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2023-11-24 23:02:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:35,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 49 transitions. [2023-11-24 23:02:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2023-11-24 23:02:35,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:35,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:35,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:35,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:35,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:35,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 60 transitions. [2023-11-24 23:02:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2023-11-24 23:02:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:36,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:36,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:38,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 70 transitions. [2023-11-24 23:02:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2023-11-24 23:02:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:38,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:38,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-24 23:02:38,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:38,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-24 23:02:38,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-24 23:02:39,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-24 23:02:40,197 INFO L349 Elim1Store]: treesize reduction 104, result has 46.1 percent of original size [2023-11-24 23:02:40,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 109 treesize of output 174 [2023-11-24 23:02:40,289 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:02:40,293 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2023-11-24 23:02:40,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:02:40,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:40,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2023-11-24 23:02:40,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:02:40,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 53 [2023-11-24 23:02:40,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:40,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-24 23:02:40,519 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:40,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-24 23:02:41,686 INFO L349 Elim1Store]: treesize reduction 164, result has 29.6 percent of original size [2023-11-24 23:02:41,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 107 treesize of output 119 [2023-11-24 23:02:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 48 states and 90 transitions. [2023-11-24 23:02:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2023-11-24 23:02:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:47,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:47,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:47,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-24 23:02:47,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:47,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-24 23:02:47,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-24 23:02:47,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-24 23:02:48,143 INFO L349 Elim1Store]: treesize reduction 104, result has 46.1 percent of original size [2023-11-24 23:02:48,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 109 treesize of output 174 [2023-11-24 23:02:48,209 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:02:48,212 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2023-11-24 23:02:48,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:02:48,372 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:48,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2023-11-24 23:02:48,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:02:48,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 53 [2023-11-24 23:02:48,491 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:48,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-24 23:02:48,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 23:02:48,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-24 23:02:49,164 INFO L349 Elim1Store]: treesize reduction 172, result has 26.2 percent of original size [2023-11-24 23:02:49,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 107 treesize of output 111 [2023-11-24 23:02:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 98 transitions. [2023-11-24 23:02:51,716 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2023-11-24 23:02:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:51,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:51,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:51,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 112 transitions. [2023-11-24 23:02:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2023-11-24 23:02:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:56,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:56,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:56,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:56,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 119 transitions. [2023-11-24 23:02:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2023-11-24 23:02:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:58,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:58,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:58,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:58,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:59,058 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 70 states and 138 transitions. [2023-11-24 23:03:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2023-11-24 23:03:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:03:04,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:04,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:04,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:03:04,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:04,540 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:07,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 75 states and 146 transitions. [2023-11-24 23:03:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2023-11-24 23:03:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:03:07,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:07,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:07,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-24 23:03:07,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:07,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-24 23:03:07,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-24 23:03:07,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-24 23:03:08,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2023-11-24 23:03:09,667 INFO L349 Elim1Store]: treesize reduction 156, result has 46.0 percent of original size [2023-11-24 23:03:09,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 123 treesize of output 224 [2023-11-24 23:03:09,702 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:03:09,704 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2023-11-24 23:03:10,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 150 [2023-11-24 23:03:10,627 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:03:10,628 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 145 treesize of output 147 [2023-11-24 23:03:10,653 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:03:10,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 133 treesize of output 135 [2023-11-24 23:03:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:03:11,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 33 [2023-11-24 23:03:15,577 INFO L349 Elim1Store]: treesize reduction 216, result has 38.8 percent of original size [2023-11-24 23:03:15,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 3 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 422 treesize of output 390 [2023-11-24 23:03:15,644 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:03:15,645 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 176 treesize of output 199 [2023-11-24 23:03:15,688 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:03:15,689 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 162 treesize of output 185 [2023-11-24 23:03:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.