./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:45:33,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:45:33,348 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:45:33,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:45:33,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:45:33,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:45:33,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:45:33,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:45:33,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:45:33,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:45:33,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:45:33,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:45:33,371 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:45:33,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:45:33,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:45:33,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:33,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:45:33,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:45:33,373 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_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 [2024-12-05 21:45:33,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:45:33,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:45:33,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:45:33,614 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:45:33,614 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:45:33,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c [2024-12-05 21:45:36,267 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/data/010c21a3a/397370d20dfa445e97d540eebbacccbd/FLAGa7eee632f [2024-12-05 21:45:36,449 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:45:36,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c [2024-12-05 21:45:36,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/data/010c21a3a/397370d20dfa445e97d540eebbacccbd/FLAGa7eee632f [2024-12-05 21:45:36,469 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/data/010c21a3a/397370d20dfa445e97d540eebbacccbd [2024-12-05 21:45:36,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:45:36,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:45:36,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:36,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:45:36,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:45:36,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7025087e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36, skipping insertion in model container [2024-12-05 21:45:36,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,489 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:45:36,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:36,616 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:45:36,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:36,644 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:45:36,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36 WrapperNode [2024-12-05 21:45:36,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:36,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:36,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:45:36,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:45:36,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,673 INFO L138 Inliner]: procedures = 16, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2024-12-05 21:45:36,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:36,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:45:36,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:45:36,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:45:36,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,687 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:45:36,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:45:36,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:45:36,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:45:36,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:36" (1/1) ... [2024-12-05 21:45:36,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:36,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:45:36,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:45:36,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1855014-71eb-475b-b117-d7cbc88664ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:45:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:45:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:45:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:45:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:45:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2024-12-05 21:45:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2024-12-05 21:45:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:45:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:45:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:45:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:45:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:45:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:45:36,803 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:45:36,805 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:45:37,145 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-12-05 21:45:37,145 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:45:37,176 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:45:37,177 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:45:37,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:37 BoogieIcfgContainer [2024-12-05 21:45:37,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:45:37,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:45:37,178 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:45:37,187 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:45:37,187 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:37" (1/1) ... [2024-12-05 21:45:37,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:45:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2024-12-05 21:45:37,242 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2024-12-05 21:45:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 21:45:37,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:37,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:37,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 21:45:37,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:37,575 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2024-12-05 21:45:37,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2024-12-05 21:45:37,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,679 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 50 treesize of output 18 [2024-12-05 21:45:37,684 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 9 treesize of output 7 [2024-12-05 21:45:37,688 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 [2024-12-05 21:45:37,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:37,722 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-12-05 21:45:37,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 37 [2024-12-05 21:45:37,749 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:37,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 12 [2024-12-05 21:45:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 79 transitions. [2024-12-05 21:45:37,980 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-12-05 21:45:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:45:37,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:38,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:45:38,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:38,114 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-05 21:45:38,144 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,155 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,166 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,205 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,215 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:38,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 22 [2024-12-05 21:45:38,285 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-05 21:45:38,285 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 [2024-12-05 21:45:38,342 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,354 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,372 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,378 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 21:45:38,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 16 [2024-12-05 21:45:38,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 87 transitions. [2024-12-05 21:45:39,984 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2024-12-05 21:45:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:45:39,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:39,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 89 transitions. [2024-12-05 21:45:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-05 21:45:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:45:40,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:40,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:40,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 21:45:40,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:40,439 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 43 treesize of output 35 [2024-12-05 21:45:40,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,460 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 32 treesize of output 24 [2024-12-05 21:45:40,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:45:40,470 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-12-05 21:45:40,470 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 [2024-12-05 21:45:40,477 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 [2024-12-05 21:45:40,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2024-12-05 21:45:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 95 transitions. [2024-12-05 21:45:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-12-05 21:45:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:45:41,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:41,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat