./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/nsqm.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/nsqm.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm --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 b64d5f0150faeb5d8c80a790953ff0d0f860fa8f91611b25d82154854354bbd0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:39:35,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:39:36,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:39:36,054 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:39:36,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:39:36,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:39:36,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:39:36,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:39:36,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:39:36,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:39:36,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:39:36,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:39:36,097 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:39:36,097 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:39:36,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:39:36,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:39:36,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:39:36,100 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:39:36,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:39:36,100 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:39:36,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:39:36,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:36,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:39:36,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:39:36,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:39:36,101 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:39:36,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:39:36,102 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_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm 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 -> b64d5f0150faeb5d8c80a790953ff0d0f860fa8f91611b25d82154854354bbd0 [2024-11-13 21:39:36,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:39:36,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:39:36,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:39:36,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:39:36,485 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:39:36,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/nsqm.c Unable to find full path for "g++" [2024-11-13 21:39:38,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:38,837 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:38,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/sv-benchmarks/c/array-fpi/nsqm.c [2024-11-13 21:39:38,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/data/ccc8697f1/57341d9065524117b5b18554e8200515/FLAGc8de9ee5e [2024-11-13 21:39:38,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/data/ccc8697f1/57341d9065524117b5b18554e8200515 [2024-11-13 21:39:38,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:38,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:38,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:38,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:38,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:38,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:38" (1/1) ... [2024-11-13 21:39:38,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1f2206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:38, skipping insertion in model container [2024-11-13 21:39:38,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:38" (1/1) ... [2024-11-13 21:39:38,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:39,121 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_c7de02b6-2147-4a2e-af4f-da9ee776bf05/sv-benchmarks/c/array-fpi/nsqm.c[587,600] [2024-11-13 21:39:39,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:39,170 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:39,185 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_c7de02b6-2147-4a2e-af4f-da9ee776bf05/sv-benchmarks/c/array-fpi/nsqm.c[587,600] [2024-11-13 21:39:39,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:39,219 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:39,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39 WrapperNode [2024-11-13 21:39:39,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:39,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:39,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:39,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:39,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,268 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2024-11-13 21:39:39,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:39,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:39,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:39,272 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:39,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:39,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:39,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:39,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:39,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:39,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:39,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:39,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de02b6-2147-4a2e-af4f-da9ee776bf05/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:39,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:39:39,486 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:39,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:39,679 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:39,680 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:39,730 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:39,731 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:39:39,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:39 BoogieIcfgContainer [2024-11-13 21:39:39,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:39,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:39,732 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:39,745 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:39,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:39" (1/1) ... [2024-11-13 21:39:39,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:39:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:39:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:39:39,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:39,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:40,273 INFO L349 Elim1Store]: treesize reduction 30, result has 38.8 percent of original size [2024-11-13 21:39:40,275 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 68 [2024-11-13 21:39:40,291 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 10 treesize of output 9 [2024-11-13 21:39:40,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:40,360 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 10 treesize of output 1 [2024-11-13 21:39:40,413 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:39:40,416 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2024-11-13 21:39:40,422 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 7 treesize of output 5 [2024-11-13 21:39:40,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:40,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2024-11-13 21:39:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2024-11-13 21:39:40,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:39:40,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:40,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 18 states and 40 transitions. [2024-11-13 21:39:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 40 transitions. [2024-11-13 21:39:41,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:39:41,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:41,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:42,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 19 states and 44 transitions. [2024-11-13 21:39:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 44 transitions. [2024-11-13 21:39:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:39:42,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:39:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 18 states and 38 transitions. [2024-11-13 21:39:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 38 transitions. [2024-11-13 21:39:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:39:42,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:39:42,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:42,600 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 [2024-11-13 21:39:42,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:42,612 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 16 [2024-11-13 21:39:42,619 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 10 treesize of output 9 [2024-11-13 21:39:42,685 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 18 treesize of output 13 [2024-11-13 21:39:42,787 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 34 treesize of output 32 [2024-11-13 21:39:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:39:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 19 states and 41 transitions. [2024-11-13 21:39:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 41 transitions. [2024-11-13 21:39:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:39:43,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:43,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:39:43,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:43,525 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 [2024-11-13 21:39:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:43,535 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 16 [2024-11-13 21:39:43,540 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 10 treesize of output 9 [2024-11-13 21:39:43,564 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 18 treesize of output 13 [2024-11-13 21:39:43,602 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 34 treesize of output 32 [2024-11-13 21:39:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:39:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2024-11-13 21:39:44,239 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2024-11-13 21:39:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:39:44,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:44,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 21 states and 44 transitions. [2024-11-13 21:39:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 44 transitions. [2024-11-13 21:39:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:39:45,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 25 states and 52 transitions. [2024-11-13 21:39:46,369 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 52 transitions. [2024-11-13 21:39:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:39:46,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:46,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:39:46,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:46,653 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 [2024-11-13 21:39:46,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:39:46,670 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 16 [2024-11-13 21:39:46,678 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 10 treesize of output 9 [2024-11-13 21:39:46,783 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 18 treesize of output 13 [2024-11-13 21:39:46,890 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 18 treesize of output 13 [2024-11-13 21:39:46,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-13 21:39:47,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2024-11-13 21:39:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:39:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:49,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 27 states and 57 transitions. [2024-11-13 21:39:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 57 transitions. [2024-11-13 21:39:49,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:39:49,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:49,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 30 states and 64 transitions. [2024-11-13 21:39:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 64 transitions. [2024-11-13 21:39:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:39:51,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:39:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,906 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 21:39:51,906 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 1 case distinctions, treesize of input 29 treesize of output 21 [2024-11-13 21:39:51,930 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 [2024-11-13 21:39:52,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 21:39:52,382 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 0 case distinctions, treesize of input 41 treesize of output 42 [2024-11-13 21:39:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 38 states and 91 transitions. [2024-11-13 21:39:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 91 transitions. [2024-11-13 21:39:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:39:57,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:57,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:58,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:39:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:59,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 36 states and 79 transitions. [2024-11-13 21:39:59,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 79 transitions. [2024-11-13 21:39:59,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:39:59,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:59,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:40:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:00,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 21:40:00,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:00,053 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 [2024-11-13 21:40:00,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:40:00,063 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 16 [2024-11-13 21:40:00,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2024-11-13 21:40:00,083 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 18 treesize of output 13 [2024-11-13 21:40:00,262 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 18 treesize of output 13 [2024-11-13 21:40:00,286 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 18 treesize of output 13 [2024-11-13 21:40:00,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-13 21:40:00,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2024-11-13 21:40:00,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2024-11-13 21:40:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:40:02,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:02,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 37 states and 82 transitions. [2024-11-13 21:40:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 82 transitions. [2024-11-13 21:40:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:40:02,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:02,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:40:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 37 states and 80 transitions. [2024-11-13 21:40:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 80 transitions. [2024-11-13 21:40:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:40:03,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:04,132 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:40:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 37 states and 77 transitions. [2024-11-13 21:40:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 77 transitions. [2024-11-13 21:40:04,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:40:04,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:04,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:40:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 41 states and 84 transitions. [2024-11-13 21:40:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 84 transitions. [2024-11-13 21:40:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:40:07,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:07,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:40:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:07,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-13 21:40:07,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:07,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-11-13 21:40:07,917 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-13 21:40:07,918 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 1 case distinctions, treesize of input 16 treesize of output 15 [2024-11-13 21:40:07,936 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 [2024-11-13 21:40:08,128 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 19 treesize of output 18 [2024-11-13 21:40:08,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 21:40:08,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 47 [2024-11-13 21:40:08,993 INFO L349 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2024-11-13 21:40:08,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 52 treesize of output 59 [2024-11-13 21:40:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:40:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 88 transitions. [2024-11-13 21:40:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 88 transitions. [2024-11-13 21:40:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:40:14,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:14,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:40:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:40:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:14,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 21:40:14,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:14,747 INFO L349 Elim1Store]: treesize reduction 30, result has 38.8 percent of original size [2024-11-13 21:40:14,748 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 68 [2024-11-13 21:40:14,757 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 10 treesize of output 9 [2024-11-13 21:40:14,791 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 10 treesize of output 9 [2024-11-13 21:40:14,821 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:40:14,821 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2024-11-13 21:40:14,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 21:40:14,844 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 23 treesize of output 7 [2024-11-13 21:40:14,848 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 7 treesize of output 5 [2024-11-13 21:40:14,865 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 [2024-11-13 21:43:35,421 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:43:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:43:35,436 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 [2024-11-13 21:43:35,740 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 18 treesize of output 13 [2024-11-13 21:43:35,968 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 18 treesize of output 13 [2024-11-13 21:43:35,983 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 18 treesize of output 13 [2024-11-13 21:43:36,010 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 34 treesize of output 32 [2024-11-13 21:43:36,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:43:36,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 57 [2024-11-13 21:43:36,655 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:43:36,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 81 [2024-11-13 21:43:37,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:43:37,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 109 treesize of output 105 [2024-11-13 21:43:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:43:58,466 WARN L286 SmtUtils]: Spent 20.06s on a formula simplification. DAG size of input: 31 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:47:19,056 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:47:29,068 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse0 (+ c_~N~0 1)) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (= .cse0 (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse2 (exists ((v_DerPreprocessor_2 (Array Int Int))) (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| (store .cse3 |c_ULTIMATE.start_main_~a~0#1.offset| .cse0)) |c_ULTIMATE.start_main_~b~0#1.base|) .cse3)) .cse4)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse1 0) .cse0) (= (select .cse3 0) 1) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse4)) is different from false [2024-11-13 21:48:29,405 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:48:39,427 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse0 (+ c_~N~0 1)) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (= .cse0 (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse2 (exists ((v_DerPreprocessor_2 (Array Int Int))) (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| (store .cse3 |c_ULTIMATE.start_main_~a~0#1.offset| .cse0)) |c_ULTIMATE.start_main_~b~0#1.base|) .cse3)) .cse4)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse1 0) .cse0) (= (select .cse3 0) 1) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse4))) is different from true [2024-11-13 21:48:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2024-11-13 21:48:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2024-11-13 21:48:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:48:42,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:42,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:48:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 108 transitions. [2024-11-13 21:48:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2024-11-13 21:48:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:48:49,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:49,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 118 transitions. [2024-11-13 21:49:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 118 transitions. [2024-11-13 21:49:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:49:35,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:49:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:35,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 21:49:35,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:35,864 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 21:49:35,865 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 1 case distinctions, treesize of input 29 treesize of output 21 [2024-11-13 21:49:35,888 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 [2024-11-13 21:49:35,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 21:49:36,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 21:49:36,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 21:49:57,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 62 [2024-11-13 21:49:57,699 INFO L349 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2024-11-13 21:49:57,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 68 treesize of output 74 [2024-11-13 21:49:58,089 INFO L349 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2024-11-13 21:49:58,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 81 treesize of output 86 [2024-11-13 21:50:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 60 states and 125 transitions. [2024-11-13 21:51:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 125 transitions. [2024-11-13 21:51:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:51:27,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:27,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:51:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:29,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-13 21:51:29,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:29,369 INFO L349 Elim1Store]: treesize reduction 30, result has 38.8 percent of original size [2024-11-13 21:51:29,369 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 68 [2024-11-13 21:51:29,378 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 10 treesize of output 9 [2024-11-13 21:51:29,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:51:29,418 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 10 treesize of output 1 [2024-11-13 21:51:29,444 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 33 treesize of output 14 [2024-11-13 21:51:29,478 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:51:29,478 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-13 21:51:29,523 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 [2024-11-13 21:51:29,779 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 18 treesize of output 13 [2024-11-13 21:51:29,815 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 18 treesize of output 13 [2024-11-13 21:51:30,264 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 18 treesize of output 13 [2024-11-13 21:51:30,656 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 18 treesize of output 13 [2024-11-13 21:51:30,683 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 18 treesize of output 13 [2024-11-13 21:51:30,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-13 21:51:30,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2024-11-13 21:51:31,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2024-11-13 21:51:31,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 91 [2024-11-13 21:51:32,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 16 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 113 [2024-11-13 21:51:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:51:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 62 states and 129 transitions. [2024-11-13 21:51:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 129 transitions. [2024-11-13 21:51:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:51:38,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:38,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:51:41,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 127 transitions. [2024-11-13 21:51:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 127 transitions. [2024-11-13 21:51:41,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:51:41,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:41,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:51:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:42,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 21:51:42,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:42,246 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 21:51:42,246 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 1 case distinctions, treesize of input 29 treesize of output 21 [2024-11-13 21:51:42,268 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 [2024-11-13 21:51:42,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 21:51:42,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 21:52:03,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2024-11-13 21:52:03,634 INFO L349 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2024-11-13 21:52:03,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 57 treesize of output 64 [2024-11-13 21:52:05,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 70 states and 146 transitions. [2024-11-13 21:52:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 146 transitions. [2024-11-13 21:52:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:52:38,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:38,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 76 states and 158 transitions. [2024-11-13 21:53:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 158 transitions. [2024-11-13 21:53:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:53:28,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:28,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:53:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 76 states and 155 transitions. [2024-11-13 21:53:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 155 transitions. [2024-11-13 21:53:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:53:33,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:33,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:53:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:33,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 21:53:33,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:34,013 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 21:53:34,013 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 1 case distinctions, treesize of input 29 treesize of output 21 [2024-11-13 21:53:34,036 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 [2024-11-13 21:53:34,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 21:53:34,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 21:53:34,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 21:53:34,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2024-11-13 21:53:55,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 72 [2024-11-13 21:53:56,475 INFO L349 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2024-11-13 21:53:56,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 75 treesize of output 84 [2024-11-13 21:53:57,058 INFO L349 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2024-11-13 21:53:57,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 88 treesize of output 96 [2024-11-13 21:53:57,731 INFO L349 Elim1Store]: treesize reduction 51, result has 12.1 percent of original size [2024-11-13 21:53:57,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 101 treesize of output 108 [2024-11-13 21:54:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.