./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/nr2.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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/nr2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/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 2a5d4c3d8db636946363c81d25b5c2e381fc236cdcde6b4765d7ce6e059d8a21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:56:42,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:56:42,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:56:42,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:56:42,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:56:42,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:56:42,778 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:56:42,778 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:56:42,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:56:42,779 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:56:42,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:56:42,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:56:42,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:56:42,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:56:42,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:42,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:56:42,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:56:42,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:56:42,781 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:56:42,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:56:42,781 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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/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 -> 2a5d4c3d8db636946363c81d25b5c2e381fc236cdcde6b4765d7ce6e059d8a21 [2024-11-13 22:56:43,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:56:43,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:56:43,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:56:43,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:56:43,077 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:56:43,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-tiling/nr2.c Unable to find full path for "g++" [2024-11-13 22:56:44,824 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:56:45,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:56:45,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/sv-benchmarks/c/array-tiling/nr2.c [2024-11-13 22:56:45,197 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/data/99008be6f/3c220b339c714975b9ee5ec5fa590b18/FLAG4666ba952 [2024-11-13 22:56:45,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/data/99008be6f/3c220b339c714975b9ee5ec5fa590b18 [2024-11-13 22:56:45,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:56:45,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:56:45,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:45,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:56:45,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:56:45,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591bdeee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45, skipping insertion in model container [2024-11-13 22:56:45,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:56:45,436 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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/sv-benchmarks/c/array-tiling/nr2.c[394,407] [2024-11-13 22:56:45,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:45,470 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:56:45,481 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_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/sv-benchmarks/c/array-tiling/nr2.c[394,407] [2024-11-13 22:56:45,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:45,516 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:56:45,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45 WrapperNode [2024-11-13 22:56:45,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:45,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:45,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:56:45,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:56:45,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,557 INFO L138 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2024-11-13 22:56:45,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:45,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:56:45,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:56:45,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:56:45,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:56:45,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:56:45,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:56:45,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:56:45,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:45" (1/1) ... [2024-11-13 22:56:45,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:45,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:56:45,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:56:45,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192d7e6e-3a86-4d72-a1ff-5fc9a175936b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:56:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:56:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:56:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:56:45,758 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:56:45,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:56:45,966 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:56:45,966 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:56:46,051 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:56:46,051 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:56:46,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:46 BoogieIcfgContainer [2024-11-13 22:56:46,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:56:46,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:56:46,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:56:46,063 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:56:46,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:46" (1/1) ... [2024-11-13 22:56:46,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:56:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:56:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:56:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:56:46,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:46,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:46,628 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 22:56:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:46,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 22:56:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 22:56:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:56:46,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:46,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:46,846 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 22:56:46,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2024-11-13 22:56:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2024-11-13 22:56:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:56:46,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:46,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:47,069 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 22:56:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-11-13 22:56:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-11-13 22:56:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:56:47,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:48,069 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 22:56:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2024-11-13 22:56:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2024-11-13 22:56:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:56:49,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:49,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:50,065 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2024-11-13 22:56:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2024-11-13 22:56:51,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:56:51,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 32 states and 58 transitions. [2024-11-13 22:56:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 58 transitions. [2024-11-13 22:56:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:56:54,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:54,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:56:58,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2024-11-13 22:56:58,757 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2024-11-13 22:56:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:56:58,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:58,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:57:01,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:01,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2024-11-13 22:57:01,154 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2024-11-13 22:57:01,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:57:01,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:01,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:02,360 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:57:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2024-11-13 22:57:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2024-11-13 22:57:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:57:03,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:03,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:03,665 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2024-11-13 22:57:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2024-11-13 22:57:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:57:04,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:04,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:05,593 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:11,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2024-11-13 22:57:11,858 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2024-11-13 22:57:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:57:11,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:11,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2024-11-13 22:57:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2024-11-13 22:57:21,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:57:21,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:21,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 58 states and 105 transitions. [2024-11-13 22:57:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 105 transitions. [2024-11-13 22:57:25,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:57:25,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:25,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 55 states and 97 transitions. [2024-11-13 22:57:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 97 transitions. [2024-11-13 22:57:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:57:28,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:28,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:57:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 69 states and 118 transitions. [2024-11-13 22:57:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 118 transitions. [2024-11-13 22:57:39,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:57:39,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:39,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 53 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:57:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:43,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 65 states and 110 transitions. [2024-11-13 22:57:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 110 transitions. [2024-11-13 22:57:43,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:57:43,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:43,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:57:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2024-11-13 22:57:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2024-11-13 22:57:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:57:58,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:58,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:58:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2024-11-13 22:58:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2024-11-13 22:58:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:58:22,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:22,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 1 proven. 95 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:58:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2024-11-13 22:58:28,340 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2024-11-13 22:58:28,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:58:28,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:28,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 41 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:58:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 111 states and 217 transitions. [2024-11-13 22:58:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 217 transitions. [2024-11-13 22:58:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:58:50,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 41 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:58:56,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2024-11-13 22:58:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2024-11-13 22:58:56,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:58:56,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:56,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 1 proven. 109 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:59:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 111 states and 213 transitions. [2024-11-13 22:59:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 213 transitions. [2024-11-13 22:59:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 22:59:03,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:03,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:59:35,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:35,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 131 states and 260 transitions. [2024-11-13 22:59:35,619 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 260 transitions. [2024-11-13 22:59:35,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:59:35,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:35,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:38,511 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:00:08,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 150 states and 305 transitions. [2024-11-13 23:00:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 305 transitions. [2024-11-13 23:00:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 23:00:08,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:11,691 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 1 proven. 167 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:00:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:18,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 147 states and 295 transitions. [2024-11-13 23:00:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 295 transitions. [2024-11-13 23:00:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:00:18,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:18,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 78 proven. 86 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:00:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:47,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 163 states and 327 transitions. [2024-11-13 23:00:47,816 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 327 transitions. [2024-11-13 23:00:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:00:47,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:47,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 78 proven. 86 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:00:55,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 167 states and 334 transitions. [2024-11-13 23:00:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 334 transitions. [2024-11-13 23:00:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:00:55,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:55,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 187 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:01:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:05,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 163 states and 324 transitions. [2024-11-13 23:01:05,483 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 324 transitions. [2024-11-13 23:01:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 23:01:05,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:05,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:01:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 179 states and 363 transitions. [2024-11-13 23:01:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 363 transitions. [2024-11-13 23:01:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 23:01:42,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:42,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:43,631 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:01:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 183 states and 372 transitions. [2024-11-13 23:01:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 372 transitions. [2024-11-13 23:01:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:01:52,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:02:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 198 states and 409 transitions. [2024-11-13 23:02:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 409 transitions. [2024-11-13 23:02:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 23:02:31,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:32,116 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:02:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 202 states and 418 transitions. [2024-11-13 23:02:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 418 transitions. [2024-11-13 23:02:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 23:02:42,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:42,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 1 proven. 261 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:02:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 199 states and 407 transitions. [2024-11-13 23:02:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 407 transitions. [2024-11-13 23:02:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 23:02:55,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:55,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 127 proven. 133 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:03:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 215 states and 440 transitions. [2024-11-13 23:03:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 440 transitions. [2024-11-13 23:03:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 23:03:37,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:37,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 127 proven. 133 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:03:49,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 219 states and 447 transitions. [2024-11-13 23:03:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 447 transitions. [2024-11-13 23:03:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 23:03:49,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:49,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 1 proven. 287 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:04:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:03,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 215 states and 436 transitions. [2024-11-13 23:04:03,603 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 436 transitions. [2024-11-13 23:04:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 23:04:03,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:03,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:05:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 235 states and 485 transitions. [2024-11-13 23:05:11,938 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 485 transitions. [2024-11-13 23:05:11,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 23:05:11,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:11,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 346 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:06:38,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:38,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 257 states and 542 transitions. [2024-11-13 23:06:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 542 transitions. [2024-11-13 23:06:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 23:06:38,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:38,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:55,417 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:08:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 282 states and 594 transitions. [2024-11-13 23:08:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 594 transitions. [2024-11-13 23:08:39,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 23:08:39,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:39,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 188 proven. 190 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:09:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 298 states and 628 transitions. [2024-11-13 23:09:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 628 transitions. [2024-11-13 23:09:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 23:09:36,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:36,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:36,364 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 188 proven. 190 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:09:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 302 states and 635 transitions. [2024-11-13 23:09:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 635 transitions. [2024-11-13 23:09:51,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 23:09:51,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:51,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 1 proven. 409 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:10:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 298 states and 623 transitions. [2024-11-13 23:10:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 623 transitions. [2024-11-13 23:10:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 23:10:19,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:19,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat