./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/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_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:49:34,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:49:34,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:49:34,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:49:34,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:49:34,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:49:34,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:49:34,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:49:34,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:49:34,633 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:49:34,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:49:34,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:49:34,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:49:34,635 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:49:34,635 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:49:34,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:49:34,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:49:34,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:49:34,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:49:34,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:34,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:49:34,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:49:34,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:49:34,636 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:49:34,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:49:34,636 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_486457ff-af95-452f-a459-354c0822dbed/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af [2024-12-06 03:49:34,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:49:34,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:49:34,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:49:34,885 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:49:34,886 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:49:34,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2024-12-06 03:49:37,706 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/data/1d8a37dee/3b520d972350448c9a037f50790eadaf/FLAG55c4782cc [2024-12-06 03:49:37,880 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:49:37,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2024-12-06 03:49:37,885 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/data/1d8a37dee/3b520d972350448c9a037f50790eadaf/FLAG55c4782cc [2024-12-06 03:49:38,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/data/1d8a37dee/3b520d972350448c9a037f50790eadaf [2024-12-06 03:49:38,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:49:38,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:49:38,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:38,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:49:38,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:49:38,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f9204a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38, skipping insertion in model container [2024-12-06 03:49:38,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,274 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:49:38,378 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c[1052,1065] [2024-12-06 03:49:38,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:38,401 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:49:38,409 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c[1052,1065] [2024-12-06 03:49:38,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:38,432 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:49:38,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38 WrapperNode [2024-12-06 03:49:38,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:38,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:38,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:49:38,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:49:38,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,457 INFO L138 Inliner]: procedures = 16, calls = 58, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2024-12-06 03:49:38,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:38,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:49:38,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:49:38,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:49:38,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,471 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:49:38,479 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:49:38,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:49:38,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:49:38,480 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:38,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:49:38,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:49:38,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486457ff-af95-452f-a459-354c0822dbed/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:49:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:49:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:49:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:49:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:49:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_40_0 [2024-12-06 03:49:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_40_0 [2024-12-06 03:49:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:49:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:49:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:49:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:49:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:49:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:49:38,602 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:49:38,603 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:49:38,753 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 03:49:38,753 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:49:38,774 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:49:38,775 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:49:38,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:38 BoogieIcfgContainer [2024-12-06 03:49:38,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:49:38,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:49:38,776 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:49:38,784 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:49:38,784 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:38" (1/1) ... [2024-12-06 03:49:38,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:49:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:38,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-12-06 03:49:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-12-06 03:49:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:49:38,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:38,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:39,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:39,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 46 transitions. [2024-12-06 03:49:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2024-12-06 03:49:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:49:39,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:39,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:49:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:39,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-06 03:49:39,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:39,809 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:49:39,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-12-06 03:49:39,843 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2024-12-06 03:49:39,850 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 [2024-12-06 03:49:39,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,872 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 0 case distinctions, treesize of input 28 treesize of output 43 [2024-12-06 03:49:39,879 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:39,881 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2024-12-06 03:49:39,895 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-06 03:49:39,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,907 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 65 treesize of output 64 [2024-12-06 03:49:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,927 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 49 treesize of output 25 [2024-12-06 03:49:39,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:49:39,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:49:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,954 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:39,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,974 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 36 treesize of output 51 [2024-12-06 03:49:39,988 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 23 [2024-12-06 03:49:39,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:39,996 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,003 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 [2024-12-06 03:49:40,013 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2024-12-06 03:49:40,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,021 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 14 treesize of output 14 [2024-12-06 03:49:40,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,031 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 [2024-12-06 03:49:40,051 INFO L349 Elim1Store]: treesize reduction 31, result has 8.8 percent of original size [2024-12-06 03:49:40,051 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 31 treesize of output 41 [2024-12-06 03:49:40,058 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2024-12-06 03:49:40,062 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,065 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,066 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 34 treesize of output 17 [2024-12-06 03:49:40,083 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-06 03:49:40,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 18 [2024-12-06 03:49:40,095 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,115 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 24 treesize of output 17 [2024-12-06 03:49:40,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:49:40,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,131 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 [2024-12-06 03:49:40,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,142 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 [2024-12-06 03:49:40,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,155 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 37 treesize of output 55 [2024-12-06 03:49:40,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,165 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,178 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 71 treesize of output 70 [2024-12-06 03:49:40,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,194 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 51 treesize of output 25 [2024-12-06 03:49:40,199 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:40,200 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2024-12-06 03:49:40,210 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 15 treesize of output 7 [2024-12-06 03:49:40,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,220 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 [2024-12-06 03:49:40,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,234 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 [2024-12-06 03:49:40,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,248 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 76 treesize of output 75 [2024-12-06 03:49:40,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:40,259 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:42,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 78 transitions. [2024-12-06 03:49:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2024-12-06 03:49:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:49:42,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:42,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:49:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:42,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-06 03:49:42,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:42,618 INFO L349 Elim1Store]: treesize reduction 58, result has 24.7 percent of original size [2024-12-06 03:49:42,618 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 33 treesize of output 26 [2024-12-06 03:49:42,640 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-12-06 03:49:42,640 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 33 treesize of output 1 [2024-12-06 03:49:42,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,647 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-06 03:49:42,647 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2024-12-06 03:49:42,665 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-12-06 03:49:42,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 1 [2024-12-06 03:49:42,670 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 18 treesize of output 16 [2024-12-06 03:49:42,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,685 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 48 treesize of output 58 [2024-12-06 03:49:42,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,719 INFO L349 Elim1Store]: treesize reduction 83, result has 3.5 percent of original size [2024-12-06 03:49:42,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 131 treesize of output 98 [2024-12-06 03:49:42,724 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:42,725 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2024-12-06 03:49:42,729 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:42,729 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2024-12-06 03:49:42,738 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 [2024-12-06 03:49:42,753 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,765 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 104 treesize of output 79 [2024-12-06 03:49:42,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,771 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,788 INFO L349 Elim1Store]: treesize reduction 35, result has 7.9 percent of original size [2024-12-06 03:49:42,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 46 [2024-12-06 03:49:42,792 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:42,793 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2024-12-06 03:49:42,800 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 11 treesize of output 5 [2024-12-06 03:49:42,812 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:42,813 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2024-12-06 03:49:42,817 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2024-12-06 03:49:42,831 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,852 INFO L349 Elim1Store]: treesize reduction 41, result has 6.8 percent of original size [2024-12-06 03:49:42,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 46 [2024-12-06 03:49:42,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43 [2024-12-06 03:49:42,864 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 18 [2024-12-06 03:49:42,867 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:42,867 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-12-06 03:49:42,882 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-06 03:49:42,882 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 1 case distinctions, treesize of input 11 treesize of output 19 [2024-12-06 03:49:42,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,896 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-06 03:49:42,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 1 [2024-12-06 03:49:42,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,904 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-06 03:49:42,905 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 11 treesize of output 1 [2024-12-06 03:49:42,911 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,922 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 65 treesize of output 58 [2024-12-06 03:49:42,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,930 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:42,937 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:42,975 INFO L349 Elim1Store]: treesize reduction 62, result has 19.5 percent of original size [2024-12-06 03:49:42,975 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 33 treesize of output 22 [2024-12-06 03:49:43,000 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-12-06 03:49:43,000 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 33 treesize of output 1 [2024-12-06 03:49:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,008 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2024-12-06 03:49:43,008 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 1 [2024-12-06 03:49:43,027 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-12-06 03:49:43,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 1 [2024-12-06 03:49:43,030 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:43,043 INFO L349 Elim1Store]: treesize reduction 35, result has 7.9 percent of original size [2024-12-06 03:49:43,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 46 [2024-12-06 03:49:43,057 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:43,058 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2024-12-06 03:49:43,064 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 11 treesize of output 5 [2024-12-06 03:49:43,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:49:43,079 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:49:43,079 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2024-12-06 03:49:43,091 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:43,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,102 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 104 treesize of output 79 [2024-12-06 03:49:43,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,109 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:43,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 84 [2024-12-06 03:49:43,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,129 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:43,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,138 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 62 treesize of output 61 [2024-12-06 03:49:43,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:49:43,143 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:49:44,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:49:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 53 states and 121 transitions. [2024-12-06 03:49:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 121 transitions. [2024-12-06 03:49:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:49:47,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:47,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:49:52,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:52,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 66 states and 163 transitions. [2024-12-06 03:49:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 163 transitions. [2024-12-06 03:49:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:49:52,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:52,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:50:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:00,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 78 states and 209 transitions. [2024-12-06 03:50:00,435 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 209 transitions. [2024-12-06 03:50:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:50:00,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:00,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:50:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:00,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-12-06 03:50:00,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:00,611 INFO L349 Elim1Store]: treesize reduction 104, result has 27.8 percent of original size [2024-12-06 03:50:00,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 134 [2024-12-06 03:50:00,616 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,617 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2024-12-06 03:50:00,618 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:00,622 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:00,627 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,628 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2024-12-06 03:50:00,636 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 17 treesize of output 8 [2024-12-06 03:50:00,664 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,665 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2024-12-06 03:50:00,674 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 17 treesize of output 8 [2024-12-06 03:50:00,708 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:00,713 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,714 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2024-12-06 03:50:00,722 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 17 treesize of output 8 [2024-12-06 03:50:00,753 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,754 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 343 [2024-12-06 03:50:00,763 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 17 treesize of output 8 [2024-12-06 03:50:00,798 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:00,803 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,804 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2024-12-06 03:50:00,811 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 17 treesize of output 8 [2024-12-06 03:50:00,834 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,835 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 232 [2024-12-06 03:50:00,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2024-12-06 03:50:00,879 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 71 treesize of output 69 [2024-12-06 03:50:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 133 [2024-12-06 03:50:00,902 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:00,903 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2024-12-06 03:50:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,917 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 74 treesize of output 76 [2024-12-06 03:50:00,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:50:00,934 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-06 03:50:00,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 40 [2024-12-06 03:50:00,951 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 64 treesize of output 31 [2024-12-06 03:50:00,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:50:00,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:50:00,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:50:01,209 INFO L349 Elim1Store]: treesize reduction 227, result has 37.3 percent of original size [2024-12-06 03:50:01,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 672 treesize of output 457 [2024-12-06 03:50:01,226 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:01,227 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2024-12-06 03:50:01,325 INFO L349 Elim1Store]: treesize reduction 117, result has 17.6 percent of original size [2024-12-06 03:50:01,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 15 case distinctions, treesize of input 465 treesize of output 461 [2024-12-06 03:50:01,339 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:01,341 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2024-12-06 03:50:01,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 03:50:01,573 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:01,574 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2024-12-06 03:50:01,576 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:01,587 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:01,679 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:01,680 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2024-12-06 03:50:01,897 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:01,899 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2024-12-06 03:50:02,234 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:02,655 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:02,812 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:50:03,322 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:50:03,325 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1186