./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.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_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/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_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/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_f606b019-b56e-4f28-8d4a-38622bfa246e/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 07d2bb25a1c8c4ef92611e8b25e211f661495bf054d1380ec62ffea892b45c2f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:39:39,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:39:39,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:39:39,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:39:39,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:39:39,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:39:39,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:39:39,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:39:39,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:39:39,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:39:39,303 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:39:39,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:39:39,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:39:39,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:39:39,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:39:39,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:39:39,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:39:39,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:39:39,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:39:39,307 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:39:39,307 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:39:39,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:39:39,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:39:39,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:39:39,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:39:39,308 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:39:39,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:39:39,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:39,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:39:39,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:39:39,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:39:39,309 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:39:39,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:39:39,309 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_f606b019-b56e-4f28-8d4a-38622bfa246e/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 -> 07d2bb25a1c8c4ef92611e8b25e211f661495bf054d1380ec62ffea892b45c2f [2024-11-13 16:39:39,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:39:39,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:39:39,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:39:39,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:39:39,700 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:39:39,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.i Unable to find full path for "g++" [2024-11-13 16:39:41,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:39:41,865 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:39:41,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.i [2024-11-13 16:39:41,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/data/b1a36ff87/7502bdb30834462ba2aea53b655adf81/FLAGc7362f179 [2024-11-13 16:39:42,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/data/b1a36ff87/7502bdb30834462ba2aea53b655adf81 [2024-11-13 16:39:42,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:39:42,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:39:42,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:42,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:39:42,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:39:42,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c7d421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42, skipping insertion in model container [2024-11-13 16:39:42,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:39:42,341 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_f606b019-b56e-4f28-8d4a-38622bfa246e/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.i[1567,1580] [2024-11-13 16:39:42,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:42,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:39:42,379 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_f606b019-b56e-4f28-8d4a-38622bfa246e/sv-benchmarks/c/recursified_nla-digbench/recursified_divbin2.i[1567,1580] [2024-11-13 16:39:42,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:42,401 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:39:42,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42 WrapperNode [2024-11-13 16:39:42,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:42,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:42,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:39:42,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:39:42,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,439 INFO L138 Inliner]: procedures = 19, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2024-11-13 16:39:42,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:42,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:39:42,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:39:42,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:39:42,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:39:42,479 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:39:42,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:39:42,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:39:42,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:42,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:39:42,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:39:42,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f606b019-b56e-4f28-8d4a-38622bfa246e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_35_0 [2024-11-13 16:39:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_35_0 [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:39:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_37_to_44_0 [2024-11-13 16:39:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_37_to_44_0 [2024-11-13 16:39:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:39:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:39:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:39:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:39:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:39:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:39:42,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:39:42,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:39:42,897 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 16:39:42,897 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:39:42,945 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:39:42,946 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:39:42,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:39:42 BoogieIcfgContainer [2024-11-13 16:39:42,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:39:42,947 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:39:42,947 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:39:42,955 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:39:42,955 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:39:42" (1/1) ... [2024-11-13 16:39:42,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:39:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-11-13 16:39:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-11-13 16:39:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:39:43,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:43,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:39:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2024-11-13 16:39:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2024-11-13 16:39:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 16:39:43,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:43,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:39:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:43,601 WARN L253 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-13 16:39:43,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:39:43,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2024-11-13 16:39:43,823 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 8 treesize of output 7 [2024-11-13 16:39:43,854 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 11 [2024-11-13 16:39:43,871 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 8 treesize of output 7 [2024-11-13 16:39:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:43,930 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-13 16:39:43,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2024-11-13 16:39:43,973 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 8 treesize of output 7 [2024-11-13 16:39:44,974 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-13 16:39:44,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 28 [2024-11-13 16:39:45,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:39:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:45,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 49 transitions. [2024-11-13 16:39:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-13 16:39:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:39:45,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:45,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:39:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:46,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-13 16:39:46,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:39:46,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,487 INFO L349 Elim1Store]: treesize reduction 52, result has 41.6 percent of original size [2024-11-13 16:39:46,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 182 treesize of output 385 [2024-11-13 16:39:46,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:46,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,600 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,631 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,644 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,668 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:39:46,707 INFO L224 Elim1Store]: Index analysis took 188 ms [2024-11-13 16:39:46,758 INFO L349 Elim1Store]: treesize reduction 37, result has 17.8 percent of original size [2024-11-13 16:39:46,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 130 treesize of output 128 [2024-11-13 16:39:46,803 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:46,806 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2024-11-13 16:39:46,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 51 treesize of output 111 [2024-11-13 16:39:46,884 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 42 treesize of output 73 [2024-11-13 16:39:46,990 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-13 16:39:46,990 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 16:39:47,036 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 20 treesize of output 18 [2024-11-13 16:39:47,154 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 16:39:47,154 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 91 [2024-11-13 16:39:47,607 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:47,611 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 727 [2024-11-13 16:39:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:48,675 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 143 treesize of output 172 [2024-11-13 16:39:48,698 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 10 [2024-11-13 16:39:50,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:50,240 INFO L349 Elim1Store]: treesize reduction 37, result has 19.6 percent of original size [2024-11-13 16:39:50,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 227 treesize of output 203 [2024-11-13 16:39:50,257 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 216 treesize of output 214 [2024-11-13 16:39:50,274 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 214 treesize of output 212 [2024-11-13 16:39:50,305 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:50,307 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2024-11-13 16:39:50,319 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:50,323 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 16:39:50,366 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:50,366 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 16:39:51,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:51,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 92 [2024-11-13 16:39:51,623 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:51,624 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 127 treesize of output 135 [2024-11-13 16:39:51,671 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 11 treesize of output 7 [2024-11-13 16:39:51,888 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:39:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 41 states and 66 transitions. [2024-11-13 16:39:58,405 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2024-11-13 16:39:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:39:58,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:58,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:39:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:58,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-11-13 16:39:58,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:39:58,599 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 70 [2024-11-13 16:39:58,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:39:58,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2024-11-13 16:39:58,642 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-13 16:39:58,643 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 16:39:58,664 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 8 treesize of output 7 [2024-11-13 16:39:58,673 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 11 [2024-11-13 16:39:59,072 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:39:59,073 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2024-11-13 16:39:59,111 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 16:39:59,737 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 16:39:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 16:40:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 40 states and 60 transitions. [2024-11-13 16:40:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2024-11-13 16:40:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:40:04,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:40:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 46 states and 77 transitions. [2024-11-13 16:40:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2024-11-13 16:40:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:40:12,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:12,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:40:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:13,244 WARN L253 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 97 conjuncts are in the unsatisfiable core [2024-11-13 16:40:13,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:40:13,283 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-13 16:40:13,283 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 16:40:13,306 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 16:40:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 33 [2024-11-13 16:40:13,345 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 16:40:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:13,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 29 [2024-11-13 16:40:15,524 INFO L349 Elim1Store]: treesize reduction 16, result has 51.5 percent of original size [2024-11-13 16:40:15,525 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 56 treesize of output 40 [2024-11-13 16:40:15,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:40:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 55 states and 108 transitions. [2024-11-13 16:40:25,653 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2024-11-13 16:40:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:40:25,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:40:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:41,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 63 states and 143 transitions. [2024-11-13 16:40:41,936 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 143 transitions. [2024-11-13 16:40:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:40:41,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:41,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:44,587 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:40:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 67 states and 164 transitions. [2024-11-13 16:40:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 164 transitions. [2024-11-13 16:40:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:40:55,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:55,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:40:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:56,298 WARN L253 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 174 conjuncts are in the unsatisfiable core [2024-11-13 16:40:56,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:40:56,329 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-13 16:40:56,329 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 16:40:56,357 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 16:40:56,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:56,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:56,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:40:56,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 33 [2024-11-13 16:41:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:00,022 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 [2024-11-13 16:41:05,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:05,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:05,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:05,992 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 200 treesize of output 198 [2024-11-13 16:41:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:06,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:41:06,027 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 6 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 141 [2024-11-13 16:41:06,043 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 16:41:06,057 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2024-11-13 16:41:06,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 40 [2024-11-13 16:41:06,122 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2024-11-13 16:41:06,148 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 8 treesize of output 7 [2024-11-13 16:41:07,517 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 58 treesize of output 26 [2024-11-13 16:41:07,904 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:42:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 85 states and 261 transitions. [2024-11-13 16:42:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 261 transitions. [2024-11-13 16:42:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:42:00,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:00,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 16:42:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 90 states and 274 transitions. [2024-11-13 16:42:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 274 transitions. [2024-11-13 16:42:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:42:19,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:19,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 16:42:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 91 states and 281 transitions. [2024-11-13 16:42:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 281 transitions. [2024-11-13 16:42:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:42:25,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:25,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:26,336 WARN L253 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-11-13 16:42:26,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:26,356 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-13 16:42:26,357 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 16:42:26,381 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 16:42:26,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:26,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 33 [2024-11-13 16:42:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:30,990 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 62 treesize of output 58 [2024-11-13 16:42:49,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:49,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:49,280 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2024-11-13 16:42:49,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 200 [2024-11-13 16:42:49,292 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:42:49,295 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 267 [2024-11-13 16:42:49,309 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 311 treesize of output 269 [2024-11-13 16:42:52,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:52,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:42:52,956 INFO L349 Elim1Store]: treesize reduction 20, result has 39.4 percent of original size [2024-11-13 16:42:52,956 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 320 treesize of output 300 [2024-11-13 16:42:52,992 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 37 treesize of output 29 [2024-11-13 16:42:52,999 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 37 treesize of output 31 [2024-11-13 16:42:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.