./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-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_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/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_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/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_273e048d-517c-4178-8fdc-f1a9fffbc54c/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 79769f30a585389c0c487adad51d510f66c0d5e44d42ecf952985ceac89e1c25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:32:06,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:32:06,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:32:06,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:32:06,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:32:06,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:32:06,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:32:06,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:32:06,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:32:06,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:32:06,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:32:06,762 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:32:06,763 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:32:06,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:32:06,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:06,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:32:06,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:32:06,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:32:06,764 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:32:06,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:32:06,764 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_273e048d-517c-4178-8fdc-f1a9fffbc54c/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 -> 79769f30a585389c0c487adad51d510f66c0d5e44d42ecf952985ceac89e1c25 [2024-12-06 01:32:06,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:32:06,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:32:06,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:32:07,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:32:07,000 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:32:07,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll2.c [2024-12-06 01:32:09,774 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/data/674c44f0e/127d1f4b01ce436cb340fd116353c914/FLAG925c313d2 [2024-12-06 01:32:09,951 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:32:09,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll2.c [2024-12-06 01:32:09,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/data/674c44f0e/127d1f4b01ce436cb340fd116353c914/FLAG925c313d2 [2024-12-06 01:32:09,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/data/674c44f0e/127d1f4b01ce436cb340fd116353c914 [2024-12-06 01:32:09,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:32:09,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:32:09,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:09,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:32:09,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:32:09,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:09" (1/1) ... [2024-12-06 01:32:09,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175c1c59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:09, skipping insertion in model container [2024-12-06 01:32:09,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:09" (1/1) ... [2024-12-06 01:32:09,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:32:10,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:10,134 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:32:10,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:10,168 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:32:10,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10 WrapperNode [2024-12-06 01:32:10,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:10,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:10,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:32:10,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:32:10,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,199 INFO L138 Inliner]: procedures = 16, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-12-06 01:32:10,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:10,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:32:10,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:32:10,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:32:10,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,215 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:32:10,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:32:10,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:32:10,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:32:10,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:10,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:32:10,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:32:10,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_273e048d-517c-4178-8fdc-f1a9fffbc54c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 01:32:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2024-12-06 01:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2024-12-06 01:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:32:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 01:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:32:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:32:10,347 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:32:10,349 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:32:10,661 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-06 01:32:10,661 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:32:10,698 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:32:10,698 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:32:10,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:10 BoogieIcfgContainer [2024-12-06 01:32:10,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:32:10,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:32:10,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:32:10,710 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:32:10,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:10" (1/1) ... [2024-12-06 01:32:10,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:32:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2024-12-06 01:32:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2024-12-06 01:32:10,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:32:10,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:10,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:11,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-06 01:32:11,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:11,128 INFO L349 Elim1Store]: treesize reduction 41, result has 16.3 percent of original size [2024-12-06 01:32:11,129 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 256 treesize of output 254 [2024-12-06 01:32:11,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 01:32:11,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 01:32:11,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2024-12-06 01:32:11,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2024-12-06 01:32:11,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 68 [2024-12-06 01:32:11,696 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:32:11,697 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2024-12-06 01:32:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:11,718 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 36 treesize of output 24 [2024-12-06 01:32:11,724 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 [2024-12-06 01:32:11,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-12-06 01:32:11,890 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 29 treesize of output 13 [2024-12-06 01:32:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 78 transitions. [2024-12-06 01:32:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2024-12-06 01:32:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:32:12,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:12,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-06 01:32:12,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:12,397 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 01:32:12,398 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 [2024-12-06 01:32:12,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 01:32:12,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-06 01:32:12,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2024-12-06 01:32:12,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-12-06 01:32:12,947 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 29 treesize of output 13 [2024-12-06 01:32:12,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 85 transitions. [2024-12-06 01:32:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2024-12-06 01:32:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 01:32:14,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:14,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:15,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-06 01:32:15,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:15,052 INFO L349 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2024-12-06 01:32:15,053 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 472 treesize of output 462 [2024-12-06 01:32:15,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 33 [2024-12-06 01:32:15,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2024-12-06 01:32:15,846 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 [2024-12-06 01:32:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 94 transitions. [2024-12-06 01:32:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2024-12-06 01:32:18,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:32:18,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:18,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:32:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 96 transitions. [2024-12-06 01:32:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-06 01:32:20,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:32:20,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:20,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:20,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-06 01:32:20,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:20,967 INFO L349 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2024-12-06 01:32:20,968 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 584 treesize of output 574 [2024-12-06 01:32:20,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 01:32:20,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 01:32:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:21,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 36 [2024-12-06 01:32:21,531 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 34 treesize of output 33 [2024-12-06 01:32:22,326 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 40 treesize of output 16 [2024-12-06 01:32:22,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 112 transitions. [2024-12-06 01:32:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 112 transitions. [2024-12-06 01:32:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:32:27,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:27,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:32:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:34,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 98 states and 131 transitions. [2024-12-06 01:32:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 131 transitions. [2024-12-06 01:32:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:32:34,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:34,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:34,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:32:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 97 states and 130 transitions. [2024-12-06 01:32:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2024-12-06 01:32:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:32:35,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:32:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:36,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 99 states and 131 transitions. [2024-12-06 01:32:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2024-12-06 01:32:36,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 01:32:36,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:32:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 113 states and 159 transitions. [2024-12-06 01:32:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 159 transitions. [2024-12-06 01:32:45,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 01:32:45,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:45,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:32:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 115 states and 162 transitions. [2024-12-06 01:32:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 162 transitions. [2024-12-06 01:32:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 01:32:45,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:45,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:46,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-06 01:32:46,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:46,051 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 16 treesize of output 16 [2024-12-06 01:32:46,060 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 01:32:46,061 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 [2024-12-06 01:32:46,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 01:32:46,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2024-12-06 01:32:46,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2024-12-06 01:32:47,994 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:32:47,994 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-12-06 01:32:47,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:47,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:32:47,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-12-06 01:32:48,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:33:09,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:33:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:33:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 133 states and 202 transitions. [2024-12-06 01:33:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 202 transitions. [2024-12-06 01:33:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 01:33:12,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:33:12,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:33:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:33:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:33:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 148 states and 235 transitions. [2024-12-06 01:33:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 235 transitions. [2024-12-06 01:33:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 01:33:36,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:33:36,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:33:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:33:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:37,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-12-06 01:33:37,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:33:37,056 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 01:33:37,056 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 [2024-12-06 01:33:37,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:33:37,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-12-06 01:33:37,397 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 34 treesize of output 33 [2024-12-06 01:36:05,496 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 43 treesize of output 40 [2024-12-06 01:36:05,515 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 42 treesize of output 18 [2024-12-06 01:36:10,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.