./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_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/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_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 02:01:37,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:01:37,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:01:37,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:01:37,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:01:37,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:01:37,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:01:37,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:01:37,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:01:37,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:01:37,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:01:37,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:01:37,994 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:01:37,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:01:37,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:01:37,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:01:37,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:01:37,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:01:37,996 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:01:37,997 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:01:37,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:01:37,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:01:37,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:01:37,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:01:37,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:01:37,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:01:37,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:01:37,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:01:37,998 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:01:37,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:01:37,998 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_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 [2024-11-25 02:01:38,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:01:38,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:01:38,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:01:38,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:01:38,460 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:01:38,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c [2024-11-25 02:01:41,758 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/data/066f63efb/213f9bc2a6ee41039e3fc05dd5884d8a/FLAGb6b91b7b5 [2024-11-25 02:01:42,090 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:01:42,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll2.c [2024-11-25 02:01:42,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/data/066f63efb/213f9bc2a6ee41039e3fc05dd5884d8a/FLAGb6b91b7b5 [2024-11-25 02:01:42,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/data/066f63efb/213f9bc2a6ee41039e3fc05dd5884d8a [2024-11-25 02:01:42,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:01:42,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:01:42,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:42,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:01:42,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:01:42,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f77ef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42, skipping insertion in model container [2024-11-25 02:01:42,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:01:42,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:42,413 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:01:42,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:01:42,465 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:01:42,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42 WrapperNode [2024-11-25 02:01:42,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:01:42,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:42,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:01:42,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:01:42,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,504 INFO L138 Inliner]: procedures = 16, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2024-11-25 02:01:42,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:01:42,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:01:42,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:01:42,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:01:42,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,523 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:01:42,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:01:42,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:01:42,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:01:42,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:01:42" (1/1) ... [2024-11-25 02:01:42,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:01:42,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:01:42,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:01:42,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fab3f05-0c55-4be6-a405-82b9b416bc42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:01:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:01:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:01:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:01:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:01:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2024-11-25 02:01:42,613 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2024-11-25 02:01:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:01:42,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:01:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:01:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:01:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:01:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:01:42,715 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:01:42,718 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:01:43,192 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-25 02:01:43,192 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:01:43,233 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:01:43,233 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:01:43,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:43 BoogieIcfgContainer [2024-11-25 02:01:43,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:01:43,234 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:01:43,235 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:01:43,246 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:01:43,247 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:43" (1/1) ... [2024-11-25 02:01:43,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:01:43,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2024-11-25 02:01:43,335 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2024-11-25 02:01:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:01:43,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:43,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:01:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:43,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-25 02:01:43,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:43,849 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:43,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,913 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 [2024-11-25 02:01:43,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:43,974 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 [2024-11-25 02:01:44,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,050 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 [2024-11-25 02:01:44,060 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 [2024-11-25 02:01:44,067 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 [2024-11-25 02:01:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,119 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-25 02:01:44,119 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 [2024-11-25 02:01:44,172 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,313 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 [2024-11-25 02:01:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 79 transitions. [2024-11-25 02:01:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-11-25 02:01:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:01:44,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:44,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:01:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:44,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-25 02:01:44,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:44,725 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-25 02:01:44,795 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,808 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,823 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,884 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,901 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:44,966 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 [2024-11-25 02:01:45,023 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-25 02:01:45,024 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 [2024-11-25 02:01:45,116 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:45,135 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:45,168 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:45,183 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-25 02:01:45,630 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 [2024-11-25 02:01:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 87 transitions. [2024-11-25 02:01:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2024-11-25 02:01:47,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:01:47,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:47,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:48,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 89 transitions. [2024-11-25 02:01:48,428 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-25 02:01:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:01:48,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:48,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:01:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:48,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-25 02:01:48,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:48,653 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 [2024-11-25 02:01:48,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,687 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 [2024-11-25 02:01:48,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 02:01:48,704 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-25 02:01:48,705 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 [2024-11-25 02:01:48,718 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 [2024-11-25 02:01:49,032 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 [2024-11-25 02:01:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:51,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:51,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 95 transitions. [2024-11-25 02:01:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-11-25 02:01:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:01:51,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:51,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat