./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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 ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:37:08,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:37:08,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:37:08,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:37:08,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:37:08,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:37:08,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:37:08,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:37:08,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:37:08,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:37:08,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:37:08,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:37:08,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:37:08,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:37:08,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:37:08,345 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:37:08,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:37:08,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:37:08,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:37:08,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:37:08,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:37:08,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:37:08,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:37:08,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:37:08,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:37:08,346 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:37:08,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:37:08,346 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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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 -> ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 [2024-12-05 23:37:08,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:37:08,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:37:08,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:37:08,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:37:08,667 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:37:08,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c [2024-12-05 23:37:12,175 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/cab363cc0/2c68de642eeb47edbc18204179a3b4bd/FLAG0f8c1243b [2024-12-05 23:37:12,372 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:37:12,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c [2024-12-05 23:37:12,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/cab363cc0/2c68de642eeb47edbc18204179a3b4bd/FLAG0f8c1243b [2024-12-05 23:37:12,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/cab363cc0/2c68de642eeb47edbc18204179a3b4bd [2024-12-05 23:37:12,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:37:12,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:37:12,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:37:12,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:37:12,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:37:12,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:12,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de84913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12, skipping insertion in model container [2024-12-05 23:37:12,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:12,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:37:12,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:37:12,923 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:37:12,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:37:12,958 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:37:12,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12 WrapperNode [2024-12-05 23:37:12,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:37:12,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:37:12,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:37:12,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:37:12,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:12,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:12,994 INFO L138 Inliner]: procedures = 16, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-12-05 23:37:12,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:37:12,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:37:12,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:37:12,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:37:13,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,011 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:37:13,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:37:13,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:37:13,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:37:13,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:37:12" (1/1) ... [2024-12-05 23:37:13,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:37:13,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:37:13,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:37:13,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:37:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:37:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:37:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_26_to_34_0 [2024-12-05 23:37:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_26_to_34_0 [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:37:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:37:13,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:37:13,164 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:37:13,167 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:37:13,477 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-12-05 23:37:13,477 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:37:13,516 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:37:13,516 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:37:13,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:37:13 BoogieIcfgContainer [2024-12-05 23:37:13,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:37:13,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:37:13,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:37:13,527 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:37:13,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:37:13" (1/1) ... [2024-12-05 23:37:13,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:37:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:13,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-12-05 23:37:13,585 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-12-05 23:37:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:37:13,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:13,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:37:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:13,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 23:37:13,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:37:13,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,007 INFO L349 Elim1Store]: treesize reduction 55, result has 40.9 percent of original size [2024-12-05 23:37:14,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2024-12-05 23:37:14,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,131 INFO L349 Elim1Store]: treesize reduction 51, result has 42.0 percent of original size [2024-12-05 23:37:14,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 76 [2024-12-05 23:37:14,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 26 treesize of output 24 [2024-12-05 23:37:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,268 INFO L349 Elim1Store]: treesize reduction 49, result has 43.7 percent of original size [2024-12-05 23:37:14,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 74 [2024-12-05 23:37:14,410 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 23:37:14,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2024-12-05 23:37:14,492 INFO L349 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2024-12-05 23:37:14,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 42 [2024-12-05 23:37:14,502 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:14,504 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2024-12-05 23:37:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 74 [2024-12-05 23:37:14,531 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-05 23:37:14,550 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-05 23:37:14,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:37:14,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:37:14,636 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 23:37:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:14,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 67 transitions. [2024-12-05 23:37:14,758 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2024-12-05 23:37:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:37:14,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:37:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:14,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 23:37:14,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:37:14,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:14,930 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2024-12-05 23:37:14,930 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 2 case distinctions, treesize of input 59 treesize of output 22 [2024-12-05 23:37:14,940 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 26 treesize of output 24 [2024-12-05 23:37:14,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:15,008 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2024-12-05 23:37:15,008 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 2 case distinctions, treesize of input 59 treesize of output 22 [2024-12-05 23:37:15,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:15,062 INFO L349 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2024-12-05 23:37:15,062 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 2 case distinctions, treesize of input 59 treesize of output 22 [2024-12-05 23:37:15,074 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 10 treesize of output 8 [2024-12-05 23:37:15,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:15,146 INFO L349 Elim1Store]: treesize reduction 109, result has 12.1 percent of original size [2024-12-05 23:37:15,147 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 3 case distinctions, treesize of input 155 treesize of output 22 [2024-12-05 23:37:15,160 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 26 treesize of output 24 [2024-12-05 23:37:15,429 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 23:37:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 71 transitions. [2024-12-05 23:37:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2024-12-05 23:37:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:37:15,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:16,411 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 23:37:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 71 states and 80 transitions. [2024-12-05 23:37:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2024-12-05 23:37:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:37:17,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:17,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:17,561 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 23:37:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:17,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 81 transitions. [2024-12-05 23:37:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-12-05 23:37:17,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:37:17,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:17,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:17,875 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 23:37:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 85 transitions. [2024-12-05 23:37:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-12-05 23:37:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:37:18,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:18,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:18,561 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 23:37:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 86 transitions. [2024-12-05 23:37:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2024-12-05 23:37:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 23:37:19,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:19,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:19,640 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 23:37:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:20,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 93 transitions. [2024-12-05 23:37:20,977 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2024-12-05 23:37:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:37:20,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:20,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:21,353 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 23:37:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 94 transitions. [2024-12-05 23:37:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2024-12-05 23:37:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:37:21,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:21,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:22,380 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 23:37:24,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 96 states and 117 transitions. [2024-12-05 23:37:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2024-12-05 23:37:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:37:24,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:24,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:25,097 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 23:37:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:25,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 98 states and 120 transitions. [2024-12-05 23:37:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-12-05 23:37:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:37:25,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:25,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:26,180 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 23:37:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 114 states and 149 transitions. [2024-12-05 23:37:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 149 transitions. [2024-12-05 23:37:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:37:32,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:32,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:37:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:32,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 23:37:32,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:37:32,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,242 INFO L349 Elim1Store]: treesize reduction 36, result has 36.8 percent of original size [2024-12-05 23:37:32,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 136 [2024-12-05 23:37:32,252 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,252 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2024-12-05 23:37:32,265 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 1 [2024-12-05 23:37:32,303 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,304 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2024-12-05 23:37:32,378 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:37:32,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 37 [2024-12-05 23:37:32,431 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 23:37:32,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2024-12-05 23:37:32,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2024-12-05 23:37:32,452 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,453 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2024-12-05 23:37:32,458 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 75 treesize of output 70 [2024-12-05 23:37:32,462 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 28 treesize of output 1 [2024-12-05 23:37:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,491 INFO L349 Elim1Store]: treesize reduction 44, result has 18.5 percent of original size [2024-12-05 23:37:32,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 71 [2024-12-05 23:37:32,495 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,496 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2024-12-05 23:37:32,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 10 treesize of output 8 [2024-12-05 23:37:32,511 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 1 [2024-12-05 23:37:32,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2024-12-05 23:37:32,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2024-12-05 23:37:32,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 47 treesize of output 26 [2024-12-05 23:37:32,551 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 23:37:32,555 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,555 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-12-05 23:37:32,568 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-05 23:37:32,568 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 1 case distinctions, treesize of input 11 treesize of output 15 [2024-12-05 23:37:32,587 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-05 23:37:32,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 15 [2024-12-05 23:37:32,603 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-05 23:37:32,604 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 1 case distinctions, treesize of input 11 treesize of output 15 [2024-12-05 23:37:32,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2024-12-05 23:37:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2024-12-05 23:37:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 5 treesize of output 3 [2024-12-05 23:37:32,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 52 treesize of output 26 [2024-12-05 23:37:32,662 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-05 23:37:32,662 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 1 case distinctions, treesize of input 11 treesize of output 15 [2024-12-05 23:37:32,669 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 23:37:32,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,693 INFO L349 Elim1Store]: treesize reduction 44, result has 18.5 percent of original size [2024-12-05 23:37:32,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 76 [2024-12-05 23:37:32,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,711 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-05 23:37:32,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 71 [2024-12-05 23:37:32,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 66 [2024-12-05 23:37:32,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 29 [2024-12-05 23:37:32,744 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 23:37:32,749 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 23:37:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-05 23:37:32,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,770 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-05 23:37:32,770 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 1 case distinctions, treesize of input 30 treesize of output 1 [2024-12-05 23:37:32,786 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-12-05 23:37:32,786 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 3 case distinctions, treesize of input 44 treesize of output 1 [2024-12-05 23:37:32,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,792 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-05 23:37:32,792 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 1 case distinctions, treesize of input 30 treesize of output 1 [2024-12-05 23:37:32,803 INFO L349 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2024-12-05 23:37:32,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2024-12-05 23:37:32,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,811 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-12-05 23:37:32,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 51 [2024-12-05 23:37:32,815 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:32,815 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2024-12-05 23:37:32,817 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-05 23:37:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 36 treesize of output 19 [2024-12-05 23:37:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 [2024-12-05 23:37:32,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-12-05 23:37:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 5 treesize of output 3 [2024-12-05 23:37:32,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:32,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 1 [2024-12-05 23:37:33,565 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 23:37:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 130 states and 180 transitions. [2024-12-05 23:37:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 180 transitions. [2024-12-05 23:37:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:37:38,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:38,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:39,871 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 23:37:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:40,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 132 states and 184 transitions. [2024-12-05 23:37:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2024-12-05 23:37:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:37:40,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:40,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:37:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:40,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 23:37:40,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:37:40,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:40,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:40,958 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2024-12-05 23:37:40,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2024-12-05 23:37:40,970 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 23:37:40,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:37:40,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-12-05 23:37:41,060 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 23:37:41,074 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 23:37:41,092 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 23:37:41,177 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:37:41,177 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2024-12-05 23:37:41,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 [2024-12-05 23:37:41,233 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 [2024-12-05 23:37:41,609 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 23:37:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 133 states and 185 transitions. [2024-12-05 23:37:42,198 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 185 transitions. [2024-12-05 23:37:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:37:42,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:42,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:43,596 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 23:37:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 151 states and 220 transitions. [2024-12-05 23:37:54,326 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2024-12-05 23:37:54,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:37:54,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:54,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:55,731 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 23:38:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 168 states and 254 transitions. [2024-12-05 23:38:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 254 transitions. [2024-12-05 23:38:08,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:38:08,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:08,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:08,631 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 23:38:09,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 169 states and 255 transitions. [2024-12-05 23:38:09,659 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 255 transitions. [2024-12-05 23:38:09,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:38:09,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:09,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:10,795 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 23:38:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:20,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 181 states and 283 transitions. [2024-12-05 23:38:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 283 transitions. [2024-12-05 23:38:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:38:20,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:20,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:22,171 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 23:38:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 187 states and 292 transitions. [2024-12-05 23:38:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 292 transitions. [2024-12-05 23:38:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:38:26,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:26,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:26,865 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 23:38:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 188 states and 293 transitions. [2024-12-05 23:38:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 293 transitions. [2024-12-05 23:38:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:38:29,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:38:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:29,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 23:38:29,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:38:29,304 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:38:29,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 92 [2024-12-05 23:38:29,345 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-05 23:38:29,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 27 [2024-12-05 23:38:29,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 27 treesize of output 20 [2024-12-05 23:38:29,367 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-05 23:38:29,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 32 [2024-12-05 23:38:29,373 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 32 treesize of output 20 [2024-12-05 23:38:29,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,394 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2024-12-05 23:38:29,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 19 treesize of output 15 [2024-12-05 23:38:29,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2024-12-05 23:38:29,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:38:29,425 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:38:29,446 INFO L349 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2024-12-05 23:38:29,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 34 [2024-12-05 23:38:29,449 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:38:29,449 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2024-12-05 23:38:29,453 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 1 [2024-12-05 23:38:29,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:38:29,472 INFO L349 Elim1Store]: treesize reduction 24, result has 11.1 percent of original size [2024-12-05 23:38:29,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 30 [2024-12-05 23:38:29,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:38:29,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-05 23:38:29,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 8 [2024-12-05 23:38:29,483 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 88 treesize of output 84 [2024-12-05 23:38:29,514 INFO L349 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2024-12-05 23:38:29,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 34 [2024-12-05 23:38:29,520 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:38:29,521 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2024-12-05 23:38:29,525 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 1 [2024-12-05 23:38:29,544 INFO L349 Elim1Store]: treesize reduction 24, result has 11.1 percent of original size [2024-12-05 23:38:29,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 25 [2024-12-05 23:38:29,547 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:38:29,547 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-12-05 23:38:29,551 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 1 [2024-12-05 23:38:29,560 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 115 treesize of output 113 [2024-12-05 23:38:31,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2024-12-05 23:38:31,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 36 treesize of output 13 [2024-12-05 23:38:31,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 11 [2024-12-05 23:38:32,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2024-12-05 23:38:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:38:57,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:57,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 213 states and 358 transitions. [2024-12-05 23:38:57,626 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 358 transitions. [2024-12-05 23:38:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:38:57,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:57,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:59,154 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 23:39:07,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:07,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 224 states and 374 transitions. [2024-12-05 23:39:07,578 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 374 transitions. [2024-12-05 23:39:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:39:07,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:07,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:39:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:07,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 23:39:07,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:39:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:39:07,682 INFO L349 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2024-12-05 23:39:07,683 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 1 case distinctions, treesize of input 64 treesize of output 45 [2024-12-05 23:39:07,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:39:07,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:39:07,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:39:07,700 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2024-12-05 23:39:07,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 50 [2024-12-05 23:39:07,710 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-05 23:39:07,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 86 [2024-12-05 23:39:16,303 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 [2024-12-05 23:39:16,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 26 treesize of output 21 [2024-12-05 23:39:17,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 23 treesize of output 16 [2024-12-05 23:39:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:39:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 235 states and 428 transitions. [2024-12-05 23:39:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 428 transitions. [2024-12-05 23:39:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:39:48,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:48,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:49,079 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 23:39:52,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 238 states and 432 transitions. [2024-12-05 23:39:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2024-12-05 23:39:52,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 23:39:52,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:52,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:40:10,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:40:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 247 states and 461 transitions. [2024-12-05 23:40:10,492 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 461 transitions. [2024-12-05 23:40:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:40:10,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:40:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:40:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:40:17,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:40:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:40:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 255 states and 485 transitions. [2024-12-05 23:40:32,586 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 485 transitions. [2024-12-05 23:40:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:40:32,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:40:32,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:40:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:40:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:40:32,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 23:40:32,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:40:32,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:32,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:32,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:32,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:32,854 INFO L349 Elim1Store]: treesize reduction 188, result has 24.5 percent of original size [2024-12-05 23:40:32,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 333 [2024-12-05 23:40:32,876 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 25 treesize of output 19 [2024-12-05 23:40:32,920 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-05 23:40:32,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 113 [2024-12-05 23:40:32,950 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 25 treesize of output 7 [2024-12-05 23:40:33,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2024-12-05 23:40:33,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2024-12-05 23:40:33,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2024-12-05 23:40:33,302 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:33,303 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2024-12-05 23:40:33,394 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:33,395 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 352 [2024-12-05 23:40:33,659 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:33,659 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2024-12-05 23:40:33,712 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:33,713 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2024-12-05 23:40:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,326 INFO L349 Elim1Store]: treesize reduction 122, result has 17.0 percent of original size [2024-12-05 23:40:34,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 2123 treesize of output 2007 [2024-12-05 23:40:34,690 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-12-05 23:40:34,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 21 [2024-12-05 23:40:34,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:34,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 169 treesize of output 113 [2024-12-05 23:40:34,792 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:34,792 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2024-12-05 23:40:34,826 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:34,826 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2024-12-05 23:40:59,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 23:40:59,562 INFO L349 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2024-12-05 23:40:59,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 95 treesize of output 103 [2024-12-05 23:40:59,579 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-05 23:40:59,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 5 [2024-12-05 23:40:59,586 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 13 treesize of output 9 [2024-12-05 23:40:59,649 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 23:40:59,650 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2024-12-05 23:40:59,656 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 26 treesize of output 24 [2024-12-05 23:41:00,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 32 treesize of output 23 [2024-12-05 23:41:01,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 36 treesize of output 23 [2024-12-05 23:41:03,127 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 40 treesize of output 16 [2024-12-05 23:41:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:41:41,984 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (not (= |c_ULTIMATE.start_main_~#c~0#1.base| |c_ULTIMATE.start_main_~#y~0#1.base|))) (.cse5 (select |c_#memory_int| |c_ULTIMATE.start_main_~#y~0#1.base|)) (.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~#c~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~#x~0#1.base| |c_ULTIMATE.start_main_~#y~0#1.base|))) (.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#x~0#1.base|) |c_ULTIMATE.start_main_~#x~0#1.offset|)) (.cse3 (not (= |c_ULTIMATE.start_main_~#c~0#1.base| |c_ULTIMATE.start_main_~#x~0#1.base|)))) (and .cse0 (= .cse1 0) .cse2 (= |c_ULTIMATE.start_main_~#y~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#y~0#1.offset| |c_ULTIMATE.start_main_~#c~0#1.offset|) .cse3 (= (select .cse4 |c_ULTIMATE.start_main_~#c~0#1.offset|) 0) (= (select .cse5 0) 0) (not (and .cse0 (exists ((v_DerPreprocessor_44 (Array Int Int)) (v_DerPreprocessor_45 (Array Int Int))) (let ((.cse9 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#y~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#x~0#1.base| v_DerPreprocessor_45) |c_ULTIMATE.start_main_~#c~0#1.base| .cse4))) (let ((.cse8 (select .cse9 |c_ULTIMATE.start_main_~#y~0#1.base|))) (let ((.cse6 (select .cse8 |c_ULTIMATE.start_main_~#y~0#1.offset|)) (.cse7 (select .cse9 |c_ULTIMATE.start_main_~#x~0#1.base|))) (and (<= 0 .cse6) (= (store (store .cse7 |c_ULTIMATE.start_main_~#x~0#1.offset| (select .cse8 |c_ULTIMATE.start_main_~#x~0#1.offset|)) |c_ULTIMATE.start_main_~#y~0#1.offset| .cse6) .cse8) (= .cse6 (select .cse5 |c_ULTIMATE.start_main_~#y~0#1.offset|)) (= .cse1 (select .cse7 |c_ULTIMATE.start_main_~#x~0#1.offset|))))))) .cse2 (<= .cse1 0) .cse3)))) is different from false [2024-12-05 23:41:50,426 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-05 23:41:50,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-05 23:41:50,427 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:237) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 29 more [2024-12-05 23:41:50,433 INFO L158 Benchmark]: Toolchain (without parser) took 277694.92ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 92.8MB in the beginning and 329.6MB in the end (delta: -236.8MB). Peak memory consumption was 146.9MB. Max. memory is 16.1GB. [2024-12-05 23:41:50,433 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 72.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:50,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.78ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:41:50,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.25ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:50,434 INFO L158 Benchmark]: Boogie Preprocessor took 24.58ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.3MB in the end (delta: 995.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:50,434 INFO L158 Benchmark]: RCFGBuilder took 496.63ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 61.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:41:50,434 INFO L158 Benchmark]: CodeCheck took 276914.37ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 61.8MB in the beginning and 329.6MB in the end (delta: -267.7MB). Peak memory consumption was 121.8MB. Max. memory is 16.1GB. [2024-12-05 23:41:50,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 72.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.78ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.25ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.58ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.3MB in the end (delta: 995.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 496.63ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 61.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 276914.37ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 61.8MB in the beginning and 329.6MB in the end (delta: -267.7MB). Peak memory consumption was 121.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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 ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:41:52,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:41:52,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:41:52,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:41:52,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:41:52,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:41:52,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:41:52,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:41:52,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:41:52,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:41:52,834 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:41:52,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:41:52,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:41:52,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:41:52,835 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:41:52,836 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:41:52,836 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:41:52,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:52,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:41:52,837 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:41:52,838 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:52,838 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:41:52,838 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_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/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 -> ad27d809606deb561fe152191ab0a1443c0552410f06ac9bb9a7a7bf17dec4e9 [2024-12-05 23:41:53,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:41:53,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:41:53,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:41:53,183 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:41:53,184 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:41:53,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c [2024-12-05 23:41:56,607 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/802ce890c/a7f9bf1ce4b34df199e2561895761b21/FLAGfee515843 [2024-12-05 23:41:56,831 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:41:56,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/sv-benchmarks/c/recursified_nla-digbench/recursified_ps2-ll.c [2024-12-05 23:41:56,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/802ce890c/a7f9bf1ce4b34df199e2561895761b21/FLAGfee515843 [2024-12-05 23:41:56,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/data/802ce890c/a7f9bf1ce4b34df199e2561895761b21 [2024-12-05 23:41:56,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:41:56,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:41:56,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:56,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:41:56,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:41:56,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:56" (1/1) ... [2024-12-05 23:41:56,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256bbedc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:56, skipping insertion in model container [2024-12-05 23:41:56,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:56" (1/1) ... [2024-12-05 23:41:56,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:41:57,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:57,118 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:41:57,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:57,165 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:41:57,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57 WrapperNode [2024-12-05 23:41:57,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:57,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:57,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:41:57,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:41:57,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,211 INFO L138 Inliner]: procedures = 20, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2024-12-05 23:41:57,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:57,212 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:41:57,212 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:41:57,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:41:57,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,235 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:41:57,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:41:57,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:41:57,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:41:57,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:57" (1/1) ... [2024-12-05 23:41:57,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:57,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:41:57,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:41:57,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:41:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:41:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:41:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:41:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:41:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_26_to_34_0 [2024-12-05 23:41:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_26_to_34_0 [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:41:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:41:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:41:57,428 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:41:57,431 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:42:03,913 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-12-05 23:42:03,913 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:42:03,959 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:42:03,960 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:42:03,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:42:03 BoogieIcfgContainer [2024-12-05 23:42:03,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:42:03,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:42:03,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:42:03,971 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:42:03,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:42:03" (1/1) ... [2024-12-05 23:42:03,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:42:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:42:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-12-05 23:42:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-12-05 23:42:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:42:04,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:42:04,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:42:04,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:42:04,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:42:04,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3cde44c-83b7-4f9f-8309-d9c660ea91fc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process