./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array21_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array21_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm --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 f1a738dced8b73ebc8edf3e480fddcd32bb19127a8255980e93fab5e96705ab3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:57,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:57,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:33:57,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:33:57,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:33:57,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:57,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:57,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:57,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:57,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:57,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:57,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:57,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:33:57,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:33:57,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:57,828 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:57,828 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:57,828 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:57,828 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:57,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:57,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:57,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:57,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:57,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:57,829 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:33:57,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:33:57,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm 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 -> f1a738dced8b73ebc8edf3e480fddcd32bb19127a8255980e93fab5e96705ab3 [2024-11-13 20:33:58,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:58,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:58,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:58,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:58,243 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:58,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array21_pattern.c Unable to find full path for "g++" [2024-11-13 20:34:00,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:00,449 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:00,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/sv-benchmarks/c/array-patterns/array21_pattern.c [2024-11-13 20:34:00,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/data/9451cab1a/9ff50514b7034f3ea17dc20540f8ee6e/FLAG1399a1d12 [2024-11-13 20:34:00,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/data/9451cab1a/9ff50514b7034f3ea17dc20540f8ee6e [2024-11-13 20:34:00,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:00,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:00,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:00,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:00,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:00,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227a7a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00, skipping insertion in model container [2024-11-13 20:34:00,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:00,684 WARN L250 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_f12fe470-0726-4c43-a648-32144b04b6af/sv-benchmarks/c/array-patterns/array21_pattern.c[1340,1353] [2024-11-13 20:34:00,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:00,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:00,736 WARN L250 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_f12fe470-0726-4c43-a648-32144b04b6af/sv-benchmarks/c/array-patterns/array21_pattern.c[1340,1353] [2024-11-13 20:34:00,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:00,772 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:00,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00 WrapperNode [2024-11-13 20:34:00,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:00,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:00,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:00,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:00,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,804 INFO L138 Inliner]: procedures = 17, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-13 20:34:00,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:00,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:00,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:00,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:00,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:00,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:00,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:00,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:00,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:00" (1/1) ... [2024-11-13 20:34:00,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:00,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:00,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:00,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12fe470-0726-4c43-a648-32144b04b6af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure outerBoundaryPatternCheck [2024-11-13 20:34:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure outerBoundaryPatternCheck [2024-11-13 20:34:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:34:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:34:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:34:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:34:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:34:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:34:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:34:00,994 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:00,996 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:01,222 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:01,222 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:01,313 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:01,313 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 20:34:01,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:01 BoogieIcfgContainer [2024-11-13 20:34:01,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:01,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:01,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:01,331 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:01,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:01" (1/1) ... [2024-11-13 20:34:01,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:34:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:34:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:34:01,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:01,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-13 20:34:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-13 20:34:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:34:01,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:01,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:02,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:34:02,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:02,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-13 20:34:02,125 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-13 20:34:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:34:02,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:02,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:34:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-13 20:34:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-13 20:34:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:34:02,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:02,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:34:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2024-11-13 20:34:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2024-11-13 20:34:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:34:03,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:34:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2024-11-13 20:34:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-11-13 20:34:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:34:04,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:04,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:34:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:04,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-13 20:34:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-13 20:34:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:34:04,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:04,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:34:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 33 states and 49 transitions. [2024-11-13 20:34:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-13 20:34:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:34:04,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:34:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 53 transitions. [2024-11-13 20:34:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2024-11-13 20:34:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:34:05,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:05,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:34:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 54 transitions. [2024-11-13 20:34:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-13 20:34:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:34:06,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:06,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:34:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 56 transitions. [2024-11-13 20:34:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2024-11-13 20:34:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:34:07,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:07,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:34:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 56 transitions. [2024-11-13 20:34:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2024-11-13 20:34:07,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:34:07,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:07,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:34:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 59 transitions. [2024-11-13 20:34:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2024-11-13 20:34:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:34:08,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:08,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:08,639 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:34:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 77 transitions. [2024-11-13 20:34:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2024-11-13 20:34:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:34:10,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:10,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:34:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 54 states and 91 transitions. [2024-11-13 20:34:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2024-11-13 20:34:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:34:11,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:11,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:34:11,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 55 states and 93 transitions. [2024-11-13 20:34:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2024-11-13 20:34:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:34:11,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:11,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:34:11,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 46 states and 78 transitions. [2024-11-13 20:34:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-13 20:34:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:34:11,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:34:12,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 47 states and 79 transitions. [2024-11-13 20:34:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2024-11-13 20:34:12,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:34:12,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:12,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:34:12,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 85 transitions. [2024-11-13 20:34:12,679 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2024-11-13 20:34:12,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:34:12,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:12,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:34:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 50 states and 87 transitions. [2024-11-13 20:34:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2024-11-13 20:34:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:34:12,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:12,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:34:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:13,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-13 20:34:13,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:14,065 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 [2024-11-13 20:34:14,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:34:14,795 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:34:14,795 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 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:34:14,995 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:34:14,996 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 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:34:17,247 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:34:17,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 46 treesize of output 86 [2024-11-13 20:34:20,226 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:34:20,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 10 case distinctions, treesize of input 146 treesize of output 112 [2024-11-13 20:34:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:34:40,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 81 states and 155 transitions. [2024-11-13 20:34:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 155 transitions. [2024-11-13 20:34:40,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:34:40,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:40,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:34:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:40,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-13 20:34:40,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:40,950 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 [2024-11-13 20:34:41,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:34:42,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,010 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:34:42,013 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 1 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 20:34:42,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:42,278 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:34:42,278 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 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-13 20:34:45,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:45,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:45,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:46,106 INFO L349 Elim1Store]: treesize reduction 120, result has 36.5 percent of original size [2024-11-13 20:34:46,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 81 [2024-11-13 20:34:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:51,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:34:51,520 INFO L349 Elim1Store]: treesize reduction 102, result has 11.3 percent of original size [2024-11-13 20:34:51,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 196 treesize of output 68 [2024-11-13 20:34:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:35:05,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 88 states and 178 transitions. [2024-11-13 20:35:05,843 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 178 transitions. [2024-11-13 20:35:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:35:05,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:05,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:35:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:06,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-13 20:35:06,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:35:06,499 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 [2024-11-13 20:35:06,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:35:06,817 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:06,818 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 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:35:06,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:06,863 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 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:35:09,738 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:35:09,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 46 treesize of output 86 [2024-11-13 20:35:12,819 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:12,819 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 117 treesize of output 53 [2024-11-13 20:35:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:35:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 97 states and 199 transitions. [2024-11-13 20:35:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 199 transitions. [2024-11-13 20:35:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:35:32,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:32,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:35:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:32,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-13 20:35:32,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:35:32,740 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 [2024-11-13 20:35:32,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:35:33,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:33,188 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 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:35:33,244 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:33,245 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 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:35:34,419 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:35:34,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 46 treesize of output 86 [2024-11-13 20:35:35,556 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:35:35,556 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 117 treesize of output 53 [2024-11-13 20:35:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:35:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 98 states and 201 transitions. [2024-11-13 20:35:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 201 transitions. [2024-11-13 20:35:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:35:38,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:39,366 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:35:43,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 103 states and 209 transitions. [2024-11-13 20:35:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 209 transitions. [2024-11-13 20:35:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:35:43,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:43,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:35:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 104 states and 212 transitions. [2024-11-13 20:35:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 212 transitions. [2024-11-13 20:35:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:35:47,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:35:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 105 states and 213 transitions. [2024-11-13 20:35:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 213 transitions. [2024-11-13 20:35:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:35:50,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:50,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:51,590 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 20:35:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 110 states and 223 transitions. [2024-11-13 20:35:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 223 transitions. [2024-11-13 20:35:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:35:56,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:56,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:58,867 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-13 20:36:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 110 states and 222 transitions. [2024-11-13 20:36:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 222 transitions. [2024-11-13 20:36:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:36:06,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 20:36:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:07,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 111 states and 223 transitions. [2024-11-13 20:36:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 223 transitions. [2024-11-13 20:36:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:36:07,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 20:36:08,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 112 states and 225 transitions. [2024-11-13 20:36:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 225 transitions. [2024-11-13 20:36:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:36:08,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:08,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 20:36:11,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:11,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 113 states and 225 transitions. [2024-11-13 20:36:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2024-11-13 20:36:11,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:36:11,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:11,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 24 proven. 23 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:36:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 114 states and 227 transitions. [2024-11-13 20:36:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2024-11-13 20:36:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:36:13,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:13,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 24 proven. 23 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:36:17,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 116 states and 230 transitions. [2024-11-13 20:36:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2024-11-13 20:36:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:36:17,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:17,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 20:36:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:20,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 118 states and 232 transitions. [2024-11-13 20:36:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2024-11-13 20:36:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:36:20,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:20,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 20:36:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:32,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 133 states and 262 transitions. [2024-11-13 20:36:32,906 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2024-11-13 20:36:32,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:36:32,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:32,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:32,996 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 20:36:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 139 states and 278 transitions. [2024-11-13 20:36:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 278 transitions. [2024-11-13 20:36:39,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:36:39,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 20:36:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 143 states and 285 transitions. [2024-11-13 20:36:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2024-11-13 20:36:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:36:47,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:47,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:47,190 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 20:36:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 146 states and 288 transitions. [2024-11-13 20:36:53,476 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2024-11-13 20:36:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:36:53,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:53,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 20:36:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 147 states and 291 transitions. [2024-11-13 20:36:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2024-11-13 20:36:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:36:54,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:54,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 20:36:55,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:55,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 148 states and 294 transitions. [2024-11-13 20:36:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 294 transitions. [2024-11-13 20:36:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:36:55,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:55,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-13 20:37:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:02,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 153 states and 318 transitions. [2024-11-13 20:37:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 318 transitions. [2024-11-13 20:37:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:37:02,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:02,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-13 20:37:04,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 154 states and 324 transitions. [2024-11-13 20:37:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 324 transitions. [2024-11-13 20:37:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:37:04,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-13 20:37:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 157 states and 332 transitions. [2024-11-13 20:37:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 332 transitions. [2024-11-13 20:37:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 20:37:07,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 20:37:10,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 147 states and 314 transitions. [2024-11-13 20:37:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 314 transitions. [2024-11-13 20:37:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:37:10,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 20:37:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 149 states and 316 transitions. [2024-11-13 20:37:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 316 transitions. [2024-11-13 20:37:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 20:37:10,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 20:37:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 150 states and 317 transitions. [2024-11-13 20:37:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 317 transitions. [2024-11-13 20:37:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 20:37:12,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:12,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 20:37:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 151 states and 318 transitions. [2024-11-13 20:37:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 318 transitions. [2024-11-13 20:37:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:37:13,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:13,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:37:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:14,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-13 20:37:14,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:37:15,229 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 [2024-11-13 20:37:15,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:37:16,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:16,273 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 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:37:16,318 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:16,318 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 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:37:17,579 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:37:17,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 46 treesize of output 86 [2024-11-13 20:37:26,633 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:37:26,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 111 treesize of output 119 [2024-11-13 20:37:36,453 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:36,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 243 treesize of output 219 [2024-11-13 20:37:39,958 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:38:29,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 172 states and 369 transitions. [2024-11-13 20:38:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 369 transitions. [2024-11-13 20:38:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:38:29,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:29,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 11 proven. 35 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-13 20:38:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 173 states and 370 transitions. [2024-11-13 20:38:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 370 transitions. [2024-11-13 20:38:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:38:31,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:31,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:38:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:31,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-13 20:38:31,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:38:31,574 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 [2024-11-13 20:38:31,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:38:31,686 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:31,687 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 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:38:31,714 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:31,714 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 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:38:35,325 INFO L349 Elim1Store]: treesize reduction 64, result has 48.8 percent of original size [2024-11-13 20:38:35,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 46 treesize of output 86 [2024-11-13 20:46:48,759 INFO L349 Elim1Store]: treesize reduction 90, result has 59.8 percent of original size [2024-11-13 20:46:48,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 149 treesize of output 212 [2024-11-13 20:47:44,915 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification. DAG size of input: 77 DAG size of output: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)