./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d0e6bdf4ddc5b5e0cadfb452142b6477bf8c78b59a2e6398c4f283004048468 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:39:47,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:39:47,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:39:47,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:39:47,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:39:47,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:39:47,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:39:47,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:39:47,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:39:47,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:39:47,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:39:47,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:39:47,239 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:39:47,239 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:39:47,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:39:47,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:39:47,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:39:47,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:39:47,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:39:47,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:39:47,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:47,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:39:47,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:39:47,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:39:47,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:39:47,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:39:47,242 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_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d0e6bdf4ddc5b5e0cadfb452142b6477bf8c78b59a2e6398c4f283004048468 [2024-11-13 21:39:47,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:39:47,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:39:47,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:39:47,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:39:47,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:39:47,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i Unable to find full path for "g++" [2024-11-13 21:39:49,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:49,754 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:49,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i [2024-11-13 21:39:49,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/data/c419f91e9/d6279fabec8c40dfb17f5a7d74e3c7c0/FLAG04ee63783 [2024-11-13 21:39:49,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/data/c419f91e9/d6279fabec8c40dfb17f5a7d74e3c7c0 [2024-11-13 21:39:49,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:49,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:49,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:49,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:49,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:49,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:49" (1/1) ... [2024-11-13 21:39:49,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d77ef4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:49, skipping insertion in model container [2024-11-13 21:39:49,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:49" (1/1) ... [2024-11-13 21:39:49,879 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:50,064 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_d4f8db40-115c-4b23-b527-9506c708310a/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i[1564,1577] [2024-11-13 21:39:50,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:50,106 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:50,120 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_d4f8db40-115c-4b23-b527-9506c708310a/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin.i[1564,1577] [2024-11-13 21:39:50,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:50,161 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:50,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50 WrapperNode [2024-11-13 21:39:50,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:50,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:50,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:50,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:50,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,210 INFO L138 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-11-13 21:39:50,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:50,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:50,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:50,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:50,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:50,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:50,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:50,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:50,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:50,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:50,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:50,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8db40-115c-4b23-b527-9506c708310a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:50,305 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_35_to_37_0 [2024-11-13 21:39:50,305 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_35_to_37_0 [2024-11-13 21:39:50,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:50,305 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:39:50,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:39:50,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:39:50,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_39_to_46_0 [2024-11-13 21:39:50,306 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_39_to_46_0 [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:50,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:39:50,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:39:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:50,402 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:50,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:50,793 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:50,794 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:50,879 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:50,882 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:39:50,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:50 BoogieIcfgContainer [2024-11-13 21:39:50,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:50,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:50,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:50,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:50,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:50" (1/1) ... [2024-11-13 21:39:50,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2024-11-13 21:39:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2024-11-13 21:39:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:39:50,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:50,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:39:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2024-11-13 21:39:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2024-11-13 21:39:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:39:51,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,825 WARN L253 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,964 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-13 21:39:51,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-11-13 21:39:52,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:52,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2024-11-13 21:39:52,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 1 [2024-11-13 21:39:52,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:52,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:52,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 46 [2024-11-13 21:39:53,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 77 treesize of output 33 [2024-11-13 21:39:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 56 transitions. [2024-11-13 21:39:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2024-11-13 21:39:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:39:55,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-13 21:39:56,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:56,132 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:39:56,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 35 [2024-11-13 21:39:56,456 INFO L349 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2024-11-13 21:39:56,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 106 [2024-11-13 21:39:56,477 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:39:56,481 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2024-11-13 21:39:56,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:56,518 INFO L349 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2024-11-13 21:39:56,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 138 [2024-11-13 21:39:56,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 53 [2024-11-13 21:39:56,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:39:56,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 47 [2024-11-13 21:39:56,748 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:39:56,749 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2024-11-13 21:40:07,202 WARN L286 SmtUtils]: Spent 10.26s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:40:47,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:40:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:40:48,014 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:40:48,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 61 [2024-11-13 21:40:48,639 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:40:48,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2024-11-13 21:40:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:41:04,319 WARN L286 SmtUtils]: Spent 13.18s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:42:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:22,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 47 states and 73 transitions. [2024-11-13 21:42:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2024-11-13 21:42:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:42:22,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:22,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:42:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:22,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-11-13 21:42:22,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:22,606 INFO L349 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2024-11-13 21:42:22,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 570 treesize of output 554 [2024-11-13 21:42:22,958 INFO L349 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2024-11-13 21:42:22,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 106 [2024-11-13 21:42:22,966 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:42:22,968 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2024-11-13 21:42:22,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:42:22,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:42:22,986 INFO L349 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2024-11-13 21:42:22,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 143 [2024-11-13 21:42:23,043 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-11-13 21:42:23,043 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 2 case distinctions, treesize of input 98 treesize of output 87 [2024-11-13 21:42:23,049 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 5 treesize of output 3 [2024-11-13 21:42:23,062 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 5 treesize of output 3 [2024-11-13 21:42:23,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:42:23,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-11-13 21:42:23,155 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:42:23,156 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2024-11-13 21:43:07,971 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:43:07,972 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2024-11-13 21:43:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:43:08,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:43:08,013 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 21:43:08,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 61 [2024-11-13 21:43:08,033 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 5 treesize of output 3 [2024-11-13 21:43:08,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:43:08,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 25 [2024-11-13 21:43:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:44:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 47 states and 71 transitions. [2024-11-13 21:44:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2024-11-13 21:44:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:44:56,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:56,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:45:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 53 states and 88 transitions. [2024-11-13 21:45:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2024-11-13 21:45:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:45:07,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:07,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:08,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:45:08,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:08,350 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-13 21:45:08,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 46 [2024-11-13 21:45:08,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:45:08,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2024-11-13 21:45:08,686 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 27 treesize of output 28 [2024-11-13 21:45:09,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 33 treesize of output 13 [2024-11-13 21:45:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:45:15,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:15,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 60 states and 113 transitions. [2024-11-13 21:45:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2024-11-13 21:45:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:45:15,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:15,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:59,381 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 68 states and 146 transitions. [2024-11-13 21:49:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2024-11-13 21:49:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:49:01,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:01,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:49:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:01,778 WARN L253 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 189 conjuncts are in the unsatisfiable core [2024-11-13 21:49:01,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:01,829 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-11-13 21:49:01,830 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 1 case distinctions, treesize of input 39 treesize of output 1 [2024-11-13 21:49:01,836 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 [2024-11-13 21:49:01,846 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-13 21:49:01,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-11-13 21:49:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:02,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:02,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:02,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 46 [2024-11-13 21:49:44,296 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 80 treesize of output 64 [2024-11-13 21:49:49,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:49,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:49,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:49:49,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 231 [2024-11-13 21:49:49,582 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:49:49,586 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 440 [2024-11-13 21:49:49,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 514 treesize of output 442 [2024-11-13 21:50:02,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:50:02,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:50:02,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:50:02,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:50:02,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:50:02,446 INFO L349 Elim1Store]: treesize reduction 16, result has 51.5 percent of original size [2024-11-13 21:50:02,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1875 treesize of output 1823 [2024-11-13 21:50:02,477 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 32 treesize of output 26 [2024-11-13 21:50:02,485 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 44 treesize of output 34 [2024-11-13 21:50:02,537 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 35 treesize of output 27 [2024-11-13 21:50:02,543 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 33 treesize of output 25 [2024-11-13 21:50:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:55:02,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []