./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3 --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 7d22deea41fa59fa50d8ffe4393e1dc9de22de8468ac22621a99fafe2a1542e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:21,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:21,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:27:21,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:27:21,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:27:21,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:21,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:21,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:21,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:21,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:21,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:21,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:21,166 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:27:21,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:21,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:27:21,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:21,168 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:21,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:21,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:21,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:21,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:21,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:21,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:21,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:21,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:21,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:21,170 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:27:21,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:27:21,170 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_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7d22deea41fa59fa50d8ffe4393e1dc9de22de8468ac22621a99fafe2a1542e8 [2024-11-25 02:27:21,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:21,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:21,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:21,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:21,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:21,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i [2024-11-25 02:27:25,057 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/data/f06cecf3a/f8c4132b5f7740df8649bace5f1fcbf8/FLAG51432dcaf [2024-11-25 02:27:25,449 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:25,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i [2024-11-25 02:27:25,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/data/f06cecf3a/f8c4132b5f7740df8649bace5f1fcbf8/FLAG51432dcaf [2024-11-25 02:27:25,537 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/data/f06cecf3a/f8c4132b5f7740df8649bace5f1fcbf8 [2024-11-25 02:27:25,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:25,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:25,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:25,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:25,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:25,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:25" (1/1) ... [2024-11-25 02:27:25,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ed7d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:25, skipping insertion in model container [2024-11-25 02:27:25,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:25" (1/1) ... [2024-11-25 02:27:25,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:25,846 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_2204f25d-f027-4f11-bd46-d64155ea1166/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i[916,929] [2024-11-25 02:27:25,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:25,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:25,989 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_2204f25d-f027-4f11-bd46-d64155ea1166/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-12.i[916,929] [2024-11-25 02:27:26,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:26,098 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:26,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26 WrapperNode [2024-11-25 02:27:26,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:26,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:26,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:26,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:26,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,204 INFO L138 Inliner]: procedures = 26, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 473 [2024-11-25 02:27:26,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:26,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:26,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:26,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:26,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,253 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:26,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:26,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:26,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:26,299 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:26" (1/1) ... [2024-11-25 02:27:26,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:26,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:26,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:26,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2204f25d-f027-4f11-bd46-d64155ea1166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:27:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:27:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:27:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:27:26,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:27:26,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:26,585 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:26,587 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:27,337 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-25 02:27:27,338 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:27:28,146 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:27:28,146 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:27:28,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:27:28 BoogieIcfgContainer [2024-11-25 02:27:28,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:27:28,148 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:27:28,148 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:27:28,159 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:27:28,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:27:28,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:27:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-25 02:27:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-25 02:27:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:27:28,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:27:28,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:27:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:27:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:33,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-11-25 02:27:33,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:27:34,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:27:36,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:27:38,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:27:40,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-25 02:27:42,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2024-11-25 02:27:44,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-25 02:27:45,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 69 [2024-11-25 02:27:47,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 74 [2024-11-25 02:27:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 5 proven. 227 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:28:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 76 states and 197 transitions. [2024-11-25 02:28:07,529 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 197 transitions. [2024-11-25 02:28:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:28:07,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:28:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:28:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:10,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-25 02:28:10,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:28:11,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:28:12,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:28:14,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-25 02:28:16,416 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 0 case distinctions, treesize of input 46 treesize of output 36 [2024-11-25 02:28:19,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-25 02:28:21,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-25 02:28:23,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 69 [2024-11-25 02:28:24,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-25 02:28:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 225 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:29:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:29:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 112 states and 439 transitions. [2024-11-25 02:29:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 439 transitions. [2024-11-25 02:29:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:29:33,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:29:33,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:29:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:29:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:29:35,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 168 conjuncts are in the unsatisfiable core [2024-11-25 02:29:35,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:29:35,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-11-25 02:29:37,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-11-25 02:29:39,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-11-25 02:29:43,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2024-11-25 02:29:48,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 65 [2024-11-25 02:29:53,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 82 [2024-11-25 02:29:56,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2024-11-25 02:30:00,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2024-11-25 02:30:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 227 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:31:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:31:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 148 states and 761 transitions. [2024-11-25 02:31:46,570 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 761 transitions. [2024-11-25 02:31:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:31:46,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:31:46,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:31:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:31:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:31:48,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 147 conjuncts are in the unsatisfiable core [2024-11-25 02:31:48,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:31:49,470 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 23 treesize of output 11 [2024-11-25 02:31:51,207 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 23 treesize of output 11 [2024-11-25 02:31:52,758 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 23 treesize of output 11 [2024-11-25 02:31:56,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-25 02:32:02,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-25 02:32:05,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-25 02:32:08,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-25 02:32:11,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 71 [2024-11-25 02:32:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:32:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:32:54,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 153 states and 869 transitions. [2024-11-25 02:32:54,099 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 869 transitions. [2024-11-25 02:32:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:32:54,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:32:54,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:32:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:32:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:32:56,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 152 conjuncts are in the unsatisfiable core [2024-11-25 02:32:56,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:32:57,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:32:59,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:33:01,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:33:06,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-25 02:33:12,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-25 02:33:15,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-25 02:33:19,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 74 [2024-11-25 02:33:23,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 79 [2024-11-25 02:33:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 8 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:34:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:34:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 157 states and 1009 transitions. [2024-11-25 02:34:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 1009 transitions. [2024-11-25 02:34:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:34:41,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:34:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:34:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:34:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:34:43,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-11-25 02:34:43,597 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:34:44,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:34:46,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:34:48,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:34:53,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-25 02:34:59,759 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 0 case distinctions, treesize of input 48 treesize of output 38 [2024-11-25 02:35:02,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-25 02:35:03,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-25 02:35:04,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 71 [2024-11-25 02:35:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:36:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:36:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 170 states and 1223 transitions. [2024-11-25 02:36:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1223 transitions. [2024-11-25 02:36:11,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:36:11,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:36:11,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:36:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:36:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:36:12,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-25 02:36:12,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:36:13,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:36:15,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:36:17,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:36:22,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-25 02:36:23,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-25 02:36:26,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-25 02:36:27,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 69 [2024-11-25 02:36:28,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-25 02:36:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:37:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:37:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 174 states and 1335 transitions. [2024-11-25 02:37:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1335 transitions. [2024-11-25 02:37:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:37:11,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:37:11,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:37:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:37:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:37:12,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 147 conjuncts are in the unsatisfiable core [2024-11-25 02:37:12,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:37:12,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:37:13,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:37:15,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:37:16,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-25 02:37:17,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-25 02:37:18,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-25 02:37:19,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 69 [2024-11-25 02:37:20,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-25 02:37:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:37:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:37:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 176 states and 1367 transitions. [2024-11-25 02:37:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1367 transitions. [2024-11-25 02:37:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:37:35,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:37:35,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:37:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:37:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:37:37,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-11-25 02:37:37,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:37:37,464 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 23 treesize of output 11 [2024-11-25 02:37:38,517 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 23 treesize of output 11 [2024-11-25 02:37:39,423 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 23 treesize of output 11 [2024-11-25 02:37:40,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-25 02:37:41,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-25 02:37:43,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-25 02:37:43,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-25 02:37:44,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 71 [2024-11-25 02:37:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:38:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:38:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 181 states and 1525 transitions. [2024-11-25 02:38:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 1525 transitions. [2024-11-25 02:38:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:38:24,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:38:24,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:38:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:38:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:38:25,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 156 conjuncts are in the unsatisfiable core [2024-11-25 02:38:25,597 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:38:26,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:38:29,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:38:31,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:38:37,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2024-11-25 02:38:46,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-25 02:38:55,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 52 [2024-11-25 02:39:00,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2024-11-25 02:39:05,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 76 [2024-11-25 02:39:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 8 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:41:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 208 states and 1798 transitions. [2024-11-25 02:41:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1798 transitions. [2024-11-25 02:41:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:41:14,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:14,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:41:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:41:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:16,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-25 02:41:16,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:18,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:41:18,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:41:18,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2024-11-25 02:41:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:41:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:41:20,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2024-11-25 02:41:22,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-25 02:41:30,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33