./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.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_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b --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 aee42ba0cf9a24f4eeb1ee03ef3d8ced6b7aa6b554ee3bb56f926e41b4f0fafe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:28:48,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:28:48,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:28:48,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:28:48,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:28:48,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:28:48,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:28:48,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:28:48,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:28:48,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:28:48,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:28:48,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:28:48,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:28:48,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:28:48,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:48,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:28:48,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:28:48,586 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_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b 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 -> aee42ba0cf9a24f4eeb1ee03ef3d8ced6b7aa6b554ee3bb56f926e41b4f0fafe [2024-12-05 22:28:48,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:28:48,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:28:48,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:28:48,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:28:48,840 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:28:48,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.i [2024-12-05 22:28:51,504 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/data/f52eecb07/2eff30597c074925bdffcddb8b5d4888/FLAGd2b8da398 [2024-12-05 22:28:51,741 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:28:51,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.i [2024-12-05 22:28:51,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/data/f52eecb07/2eff30597c074925bdffcddb8b5d4888/FLAGd2b8da398 [2024-12-05 22:28:51,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/data/f52eecb07/2eff30597c074925bdffcddb8b5d4888 [2024-12-05 22:28:51,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:28:51,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:28:51,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:51,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:28:51,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:28:51,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:51" (1/1) ... [2024-12-05 22:28:51,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147ba8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:51, skipping insertion in model container [2024-12-05 22:28:51,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:51" (1/1) ... [2024-12-05 22:28:51,794 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:28:51,918 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_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.i[917,930] [2024-12-05 22:28:51,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:51,983 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:28:51,992 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_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-71.i[917,930] [2024-12-05 22:28:52,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:52,040 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:28:52,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52 WrapperNode [2024-12-05 22:28:52,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:52,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:52,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:28:52,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:28:52,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,094 INFO L138 Inliner]: procedures = 26, calls = 173, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 508 [2024-12-05 22:28:52,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:52,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:28:52,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:28:52,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:28:52,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,122 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:28:52,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:28:52,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:28:52,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:28:52,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:52" (1/1) ... [2024-12-05 22:28:52,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:52,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:28:52,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:28:52,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad5cbcf6-ad2c-4e1b-951d-45c54d334f8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:28:52,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:28:52,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:28:52,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:28:52,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:28:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:28:52,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:28:52,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:28:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:28:52,296 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:28:52,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:28:52,729 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-12-05 22:28:52,729 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:28:53,185 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:28:53,186 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:28:53,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:53 BoogieIcfgContainer [2024-12-05 22:28:53,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:28:53,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:28:53,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:28:53,196 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:28:53,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:53" (1/1) ... [2024-12-05 22:28:53,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:28:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:53,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2024-12-05 22:28:53,252 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2024-12-05 22:28:53,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:28:53,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:53,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:29:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:00,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 142 conjuncts are in the unsatisfiable core [2024-12-05 22:29:00,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:00,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 16 [2024-12-05 22:29:02,309 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 15 treesize of output 1 [2024-12-05 22:29:03,352 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 15 treesize of output 1 [2024-12-05 22:29:04,214 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 8 treesize of output 1 [2024-12-05 22:29:05,388 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 8 treesize of output 1 [2024-12-05 22:29:06,205 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 15 treesize of output 1 [2024-12-05 22:29:06,966 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 15 treesize of output 1 [2024-12-05 22:29:07,986 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 25 treesize of output 13 [2024-12-05 22:29:08,903 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 25 treesize of output 13 [2024-12-05 22:29:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:29:11,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:29:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:29:11,646 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-12-05 22:29:11,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 3 case distinctions, treesize of input 410 treesize of output 498 [2024-12-05 22:29:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 38 proven. 244 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:29:35,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-12-05 22:29:37,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-12-05 22:29:40,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-12-05 22:29:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 88 states and 175 transitions. [2024-12-05 22:29:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2024-12-05 22:29:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:40,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:40,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:29:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:42,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 171 conjuncts are in the unsatisfiable core [2024-12-05 22:29:42,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:43,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2024-12-05 22:29:44,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2024-12-05 22:29:46,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2024-12-05 22:29:48,287 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 44 treesize of output 36 [2024-12-05 22:29:50,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 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 [2024-12-05 22:29:51,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-12-05 22:29:53,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 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 [2024-12-05 22:29:55,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2024-12-05 22:29:57,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-12-05 22:30:00,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:30:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:30:00,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:30:00,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:30:00,663 INFO L224 Elim1Store]: Index analysis took 117 ms [2024-12-05 22:30:07,178 WARN L286 SmtUtils]: Spent 6.51s on a formula simplification. DAG size of input: 39 DAG size of output: 26 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-05 22:30:07,179 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-12-05 22:30:07,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 17 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 4 case distinctions, treesize of input 449 treesize of output 645 [2024-12-05 22:30:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 24 proven. 294 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:30:47,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 121 states and 311 transitions. [2024-12-05 22:30:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 311 transitions. [2024-12-05 22:30:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:30:47,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:30:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:50,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 162 conjuncts are in the unsatisfiable core [2024-12-05 22:30:50,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:50,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 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 [2024-12-05 22:30:52,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 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 [2024-12-05 22:30:54,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2024-12-05 22:30:56,021 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 45 [2024-12-05 22:30:56,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-12-05 22:30:58,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2024-12-05 22:30:59,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 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 [2024-12-05 22:31:01,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2024-12-05 22:31:03,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-12-05 22:31:05,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-12-05 22:31:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:31:09,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:31:09,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:31:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:31:10,987 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-12-05 22:31:10,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 15 new quantified variables, introduced 4 case distinctions, treesize of input 458 treesize of output 684 [2024-12-05 22:31:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 56 proven. 262 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:32:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 157 states and 589 transitions. [2024-12-05 22:32:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 589 transitions. [2024-12-05 22:32:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:32:22,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:22,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:32:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:32:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:25,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 166 conjuncts are in the unsatisfiable core [2024-12-05 22:32:25,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:26,212 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 [2024-12-05 22:32:27,928 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 [2024-12-05 22:32:29,285 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 [2024-12-05 22:32:31,095 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 [2024-12-05 22:32:33,082 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 [2024-12-05 22:32:34,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-05 22:32:35,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-05 22:32:37,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 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 [2024-12-05 22:32:40,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 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 [2024-12-05 22:32:44,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:32:44,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:32:44,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:32:44,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 426 treesize of output 534 [2024-12-05 22:33:15,761 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 9 proven. 279 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-05 22:34:05,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 201 states and 970 transitions. [2024-12-05 22:34:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 970 transitions. [2024-12-05 22:34:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:34:05,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:05,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:34:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:34:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:07,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 165 conjuncts are in the unsatisfiable core [2024-12-05 22:34:07,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:08,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2024-12-05 22:34:10,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2024-12-05 22:34:12,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2024-12-05 22:34:14,696 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 36 [2024-12-05 22:34:16,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 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 [2024-12-05 22:34:18,304 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 44 treesize of output 41 [2024-12-05 22:34:19,573 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 44 treesize of output 41 [2024-12-05 22:34:22,344 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 0 case distinctions, treesize of input 53 treesize of output 46 [2024-12-05 22:34:25,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2024-12-05 22:34:30,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:34:30,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:34:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:34:30,966 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-12-05 22:34:30,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 17 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 4 case distinctions, treesize of input 440 treesize of output 612 [2024-12-05 22:34:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 9 proven. 286 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-05 22:35:06,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 202 states and 977 transitions. [2024-12-05 22:35:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 977 transitions. [2024-12-05 22:35:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:35:06,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:35:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:35:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:09,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 173 conjuncts are in the unsatisfiable core [2024-12-05 22:35:09,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:10,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 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 [2024-12-05 22:35:12,140 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 37 treesize of output 31 [2024-12-05 22:35:13,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2024-12-05 22:35:16,026 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 16 [2024-12-05 22:35:17,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-05 22:35:19,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-05 22:35:22,347 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 33 [2024-12-05 22:35:25,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-12-05 22:35:28,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 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 [2024-12-05 22:35:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:35:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:35:33,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:35:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:35:33,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 442 treesize of output 598 [2024-12-05 22:36:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 56 proven. 256 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-05 22:36:53,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 216 states and 1277 transitions. [2024-12-05 22:36:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 1277 transitions. [2024-12-05 22:36:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:36:53,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:53,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:36:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:36:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:55,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 182 conjuncts are in the unsatisfiable core [2024-12-05 22:36:55,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:56,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2024-12-05 22:37:00,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2024-12-05 22:37:02,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 66 [2024-12-05 22:37:05,457 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 53 treesize of output 53 [2024-12-05 22:37:08,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 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 [2024-12-05 22:37:10,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 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 [2024-12-05 22:37:14,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 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 [2024-12-05 22:37:17,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 77 [2024-12-05 22:37:21,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 89 [2024-12-05 22:37:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:37:27,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:37:27,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:37:27,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:37:30,159 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-12-05 22:37:30,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 11 select indices, 11 select index equivalence classes, 20 disjoint index pairs (out of 55 index pairs), introduced 15 new quantified variables, introduced 4 case distinctions, treesize of input 465 treesize of output 681 [2024-12-05 22:37:59,044 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 60 proven. 263 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 22:39:35,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 260 states and 1743 transitions. [2024-12-05 22:39:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 1743 transitions. [2024-12-05 22:39:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:39:35,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:35,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:39:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:39:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:37,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 158 conjuncts are in the unsatisfiable core [2024-12-05 22:39:37,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:37,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2024-12-05 22:39:40,126 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 15 treesize of output 1 [2024-12-05 22:39:41,352 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 15 treesize of output 1 [2024-12-05 22:39:43,058 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 8 treesize of output 1 [2024-12-05 22:39:44,644 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 8 treesize of output 1 [2024-12-05 22:39:46,287 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 15 treesize of output 1 [2024-12-05 22:39:47,258 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 15 treesize of output 1 [2024-12-05 22:39:50,539 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 25 treesize of output 13 [2024-12-05 22:39:53,971 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 34 treesize of output 25 [2024-12-05 22:39:59,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:39:59,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:39:59,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:39:59,549 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-12-05 22:39:59,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 3 case distinctions, treesize of input 419 treesize of output 503 [2024-12-05 22:40:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 43 proven. 244 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-05 22:42:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 304 states and 2282 transitions. [2024-12-05 22:42:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 2282 transitions. [2024-12-05 22:42:02,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:42:02,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:42:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:42:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:05,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-12-05 22:42:05,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:06,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 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 [2024-12-05 22:42:09,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 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 [2024-12-05 22:42:10,556 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 [2024-12-05 22:42:12,665 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 32 treesize of output 28 [2024-12-05 22:42:12,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-12-05 22:42:15,544 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 [2024-12-05 22:42:17,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-05 22:42:21,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 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 [2024-12-05 22:42:25,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 38 [2024-12-05 22:42:31,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 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 [2024-12-05 22:42:37,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:42:37,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:42:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:42:37,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 22:42:37,921 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-12-05 22:42:37,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 8 select indices, 8 select index equivalence classes, 13 disjoint index pairs (out of 28 index pairs), introduced 12 new quantified variables, introduced 2 case distinctions, treesize of input 435 treesize of output 567 [2024-12-05 22:43:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 24 proven. 292 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.