./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/egcd-ll.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_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/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_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/egcd-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/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_582a57b9-b2cb-41f1-9441-1486b3e11457/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 5cf588c7d7521936f2238a5a4b8ed55e91050a69daa6016b5b2b4a486ef1b9f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:57,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:57,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:55:57,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:55:57,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:55:57,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:57,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:57,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:57,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:57,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:57,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:57,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:55:57,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:57,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:57,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:57,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:57,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:55:57,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:55:57,357 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_582a57b9-b2cb-41f1-9441-1486b3e11457/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 -> 5cf588c7d7521936f2238a5a4b8ed55e91050a69daa6016b5b2b4a486ef1b9f8 [2024-11-13 22:55:57,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:57,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:57,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:57,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:57,671 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:57,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench/egcd-ll.c Unable to find full path for "g++" [2024-11-13 22:55:59,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:59,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:59,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-11-13 22:55:59,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/data/323a40677/f682a99a987d4ae3824ab3b88ac2bb29/FLAG8ef3e0a5d [2024-11-13 22:55:59,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/data/323a40677/f682a99a987d4ae3824ab3b88ac2bb29 [2024-11-13 22:55:59,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:59,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:59,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:59,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:59,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:59,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:59" (1/1) ... [2024-11-13 22:55:59,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbabfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:59, skipping insertion in model container [2024-11-13 22:55:59,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:59" (1/1) ... [2024-11-13 22:55:59,947 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:56:00,086 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_582a57b9-b2cb-41f1-9441-1486b3e11457/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] [2024-11-13 22:56:00,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:00,116 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:56:00,127 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_582a57b9-b2cb-41f1-9441-1486b3e11457/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] [2024-11-13 22:56:00,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:00,153 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:56:00,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00 WrapperNode [2024-11-13 22:56:00,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:00,154 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:00,154 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:56:00,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:56:00,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,190 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-13 22:56:00,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:00,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:56:00,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:56:00,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:56:00,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:56:00,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:56:00,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:56:00,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:56:00,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:00,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:56:00,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:56:00,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_582a57b9-b2cb-41f1-9441-1486b3e11457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:56:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:56:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:56:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:56:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:56:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:56:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:56:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:56:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:56:00,358 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:56:00,360 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:56:00,553 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 22:56:00,553 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:56:00,615 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:56:00,615 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:56:00,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:00 BoogieIcfgContainer [2024-11-13 22:56:00,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:56:00,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:56:00,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:56:00,627 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:56:00,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:00" (1/1) ... [2024-11-13 22:56:00,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:56:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 22:56:00,699 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 22:56:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:56:00,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:00,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:56:00,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 22:56:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 22:56:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:56:00,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:00,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:00,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:56:00,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:56:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-11-13 22:56:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-11-13 22:56:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:56:01,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:01,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:01,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:56:01,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:56:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-13 22:56:01,587 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-13 22:56:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:56:01,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:01,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:01,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:56:01,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:56:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 34 states and 59 transitions. [2024-11-13 22:56:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 59 transitions. [2024-11-13 22:56:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:56:02,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:02,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:56:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 57 transitions. [2024-11-13 22:56:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2024-11-13 22:56:02,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:56:02,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:02,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:02,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:56:02,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:56:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 69 transitions. [2024-11-13 22:56:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2024-11-13 22:56:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:56:03,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:03,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 22:56:05,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:05,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 79 transitions. [2024-11-13 22:56:05,425 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2024-11-13 22:56:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:56:05,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:05,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:05,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 22:56:05,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 22:56:08,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 50 states and 100 transitions. [2024-11-13 22:56:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 100 transitions. [2024-11-13 22:56:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:56:08,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:08,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:56:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 94 transitions. [2024-11-13 22:56:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2024-11-13 22:56:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:56:10,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:10,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:10,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:56:10,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-13 22:56:12,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:12,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 103 transitions. [2024-11-13 22:56:12,027 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 103 transitions. [2024-11-13 22:56:12,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:56:12,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:12,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:12,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:56:12,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:56:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 118 transitions. [2024-11-13 22:56:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2024-11-13 22:56:14,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:56:14,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:14,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 22:56:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 126 transitions. [2024-11-13 22:56:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2024-11-13 22:56:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:56:16,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:16,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:16,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 22:56:16,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:17,586 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 22:56:19,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 71 states and 141 transitions. [2024-11-13 22:56:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2024-11-13 22:56:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:56:19,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:19,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:19,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:56:19,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 22:56:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:20,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 72 states and 143 transitions. [2024-11-13 22:56:20,965 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2024-11-13 22:56:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 22:56:20,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:20,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-13 22:56:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 73 states and 146 transitions. [2024-11-13 22:56:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 146 transitions. [2024-11-13 22:56:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 22:56:22,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:22,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-13 22:56:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 73 states and 145 transitions. [2024-11-13 22:56:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2024-11-13 22:56:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 22:56:22,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:22,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:23,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:56:23,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 22:56:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:39,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 77 states and 161 transitions. [2024-11-13 22:56:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 161 transitions. [2024-11-13 22:56:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 22:56:39,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:39,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:39,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:56:39,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 22:56:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 80 states and 169 transitions. [2024-11-13 22:56:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 169 transitions. [2024-11-13 22:56:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:56:46,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:46,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:46,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:56:46,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-13 22:56:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:53,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 84 states and 179 transitions. [2024-11-13 22:56:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 179 transitions. [2024-11-13 22:56:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:56:53,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:53,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:53,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:56:53,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 35 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 22:57:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 88 states and 188 transitions. [2024-11-13 22:57:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 188 transitions. [2024-11-13 22:57:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:57:04,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:04,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:04,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:57:04,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-13 22:57:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 91 states and 194 transitions. [2024-11-13 22:57:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 194 transitions. [2024-11-13 22:57:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 22:57:09,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:09,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 22:57:09,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 22:57:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 93 states and 203 transitions. [2024-11-13 22:57:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 203 transitions. [2024-11-13 22:57:13,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 22:57:13,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:13,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:13,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:57:13,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 17 proven. 46 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 22:57:19,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 97 states and 223 transitions. [2024-11-13 22:57:19,504 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 223 transitions. [2024-11-13 22:57:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 22:57:19,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:19,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:19,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:57:19,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:20,834 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 17 proven. 46 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 22:57:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 98 states and 224 transitions. [2024-11-13 22:57:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 224 transitions. [2024-11-13 22:57:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 22:57:21,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:21,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:21,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:57:21,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 18 proven. 21 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 22:57:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 99 states and 226 transitions. [2024-11-13 22:57:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 226 transitions. [2024-11-13 22:57:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 22:57:23,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-13 22:57:26,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 100 states and 233 transitions. [2024-11-13 22:57:26,305 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 233 transitions. [2024-11-13 22:57:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 22:57:26,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:26,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-13 22:57:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 100 states and 232 transitions. [2024-11-13 22:57:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 232 transitions. [2024-11-13 22:57:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 22:57:27,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:27,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:27,390 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-13 22:57:28,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 100 states and 231 transitions. [2024-11-13 22:57:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 231 transitions. [2024-11-13 22:57:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 22:57:28,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:28,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:28,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 22:57:28,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:33,467 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 19 proven. 52 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-13 22:57:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 102 states and 243 transitions. [2024-11-13 22:57:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 243 transitions. [2024-11-13 22:57:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 22:57:53,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:53,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:57:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:53,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 22:57:53,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 20 proven. 24 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-13 22:58:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:03,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 105 states and 251 transitions. [2024-11-13 22:58:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 251 transitions. [2024-11-13 22:58:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 22:58:03,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:03,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:58:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:03,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 22:58:03,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-13 22:58:35,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 106 states and 252 transitions. [2024-11-13 22:58:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 252 transitions. [2024-11-13 22:58:35,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 22:58:35,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:35,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:58:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:35,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 22:58:35,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-13 22:58:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 110 states and 263 transitions. [2024-11-13 22:58:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 263 transitions. [2024-11-13 22:58:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 22:58:56,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:56,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:58:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:56,841 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 22:58:56,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-13 22:59:06,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:06,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 113 states and 272 transitions. [2024-11-13 22:59:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 272 transitions. [2024-11-13 22:59:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 22:59:06,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:06,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:06,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 22:59:06,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-13 22:59:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 114 states and 273 transitions. [2024-11-13 22:59:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 273 transitions. [2024-11-13 22:59:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 22:59:14,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:14,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:14,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 22:59:14,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 21 proven. 59 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-13 22:59:25,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:25,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 116 states and 282 transitions. [2024-11-13 22:59:25,757 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 282 transitions. [2024-11-13 22:59:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:59:25,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:25,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:25,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:59:25,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-11-13 22:59:37,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 120 states and 306 transitions. [2024-11-13 22:59:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 306 transitions. [2024-11-13 22:59:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:59:37,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:37,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:37,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:59:37,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 23 proven. 72 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 22:59:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 121 states and 307 transitions. [2024-11-13 22:59:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 307 transitions. [2024-11-13 22:59:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:59:42,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:42,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:42,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:59:42,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 23 proven. 72 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 22:59:47,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:47,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 122 states and 308 transitions. [2024-11-13 22:59:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 308 transitions. [2024-11-13 22:59:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:59:47,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:47,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:47,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:59:47,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-11-13 22:59:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 123 states and 309 transitions. [2024-11-13 22:59:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 309 transitions. [2024-11-13 22:59:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:59:51,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:59:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:51,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:59:51,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:59:55,056 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-11-13 22:59:56,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:59:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 124 states and 311 transitions. [2024-11-13 22:59:56,221 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 311 transitions. [2024-11-13 22:59:56,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 22:59:56,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:59:56,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:59:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-13 23:00:00,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 125 states and 319 transitions. [2024-11-13 23:00:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 319 transitions. [2024-11-13 23:00:00,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 23:00:00,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:00,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-13 23:00:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 125 states and 318 transitions. [2024-11-13 23:00:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 318 transitions. [2024-11-13 23:00:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 23:00:02,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:02,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-13 23:00:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 125 states and 317 transitions. [2024-11-13 23:00:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 317 transitions. [2024-11-13 23:00:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 23:00:04,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:04,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-13 23:00:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:05,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 125 states and 316 transitions. [2024-11-13 23:00:05,569 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 316 transitions. [2024-11-13 23:00:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:00:05,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:05,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:00:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:05,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:00:05,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 25 proven. 79 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-13 23:00:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 129 states and 339 transitions. [2024-11-13 23:00:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 339 transitions. [2024-11-13 23:00:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:00:46,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:46,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:00:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:46,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:00:46,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 52 proven. 83 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-11-13 23:01:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 134 states and 354 transitions. [2024-11-13 23:01:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 354 transitions. [2024-11-13 23:01:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:01:17,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:17,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:01:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:17,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:01:17,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2024-11-13 23:01:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 134 states and 353 transitions. [2024-11-13 23:01:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 353 transitions. [2024-11-13 23:01:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:01:44,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:44,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:01:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:45,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:01:45,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:12,816 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 25 proven. 79 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-13 23:02:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:02:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 134 states and 352 transitions. [2024-11-13 23:02:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 352 transitions. [2024-11-13 23:02:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:02:24,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:02:24,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:02:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:02:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:24,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:02:24,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:02:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 27 proven. 86 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 23:03:30,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:30,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 158 states and 419 transitions. [2024-11-13 23:03:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 419 transitions. [2024-11-13 23:03:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:03:30,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:30,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:03:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:30,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 23:03:30,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:42,232 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 56 proven. 90 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-13 23:04:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:13,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 172 states and 449 transitions. [2024-11-13 23:04:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 449 transitions. [2024-11-13 23:04:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:04:13,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:13,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:04:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:14,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 23:04:14,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 51 proven. 62 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 23:04:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:50,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 176 states and 461 transitions. [2024-11-13 23:04:50,422 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 461 transitions. [2024-11-13 23:04:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:04:50,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:50,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:04:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:50,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:04:50,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 28 proven. 47 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-13 23:05:31,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 178 states and 471 transitions. [2024-11-13 23:05:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 471 transitions. [2024-11-13 23:05:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:05:31,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:05:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:31,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 23:05:31,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:43,804 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 28 proven. 46 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2024-11-13 23:05:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 179 states and 473 transitions. [2024-11-13 23:05:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 473 transitions. [2024-11-13 23:05:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:05:55,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:55,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:05:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:55,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 23:05:55,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:05,425 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 33 proven. 80 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 23:06:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 180 states and 478 transitions. [2024-11-13 23:06:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 478 transitions. [2024-11-13 23:06:13,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:06:13,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:13,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:06:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:13,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 23:06:13,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 33 proven. 80 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 23:07:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 184 states and 485 transitions. [2024-11-13 23:07:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 485 transitions. [2024-11-13 23:07:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:07:03,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:03,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:07:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:07:03,777 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:07:03,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:07:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:07:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 191 states and 519 transitions. [2024-11-13 23:07:27,864 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 519 transitions. [2024-11-13 23:07:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:07:27,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:27,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:07:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:07:28,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:07:28,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:07:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:07:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 192 states and 523 transitions. [2024-11-13 23:07:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 523 transitions. [2024-11-13 23:07:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:07:41,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:41,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:07:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:07:42,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:07:42,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:07:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:07:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 193 states and 526 transitions. [2024-11-13 23:07:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 526 transitions. [2024-11-13 23:07:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:07:54,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:07:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:07:55,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 23:07:55,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:05,011 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 35 proven. 97 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:08:08,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 194 states and 527 transitions. [2024-11-13 23:08:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 527 transitions. [2024-11-13 23:08:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:08:08,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:08,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:08,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:08:08,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:17,595 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:08:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 195 states and 529 transitions. [2024-11-13 23:08:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 529 transitions. [2024-11-13 23:08:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:08:20,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:20,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:20,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:08:20,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:08:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 196 states and 530 transitions. [2024-11-13 23:08:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 530 transitions. [2024-11-13 23:08:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:08:31,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:31,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:31,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:08:31,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:08:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 197 states and 531 transitions. [2024-11-13 23:08:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 531 transitions. [2024-11-13 23:08:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:08:41,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:41,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:41,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:08:41,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:08:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 197 states and 530 transitions. [2024-11-13 23:08:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 530 transitions. [2024-11-13 23:08:50,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:08:50,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:50,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:51,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 23:08:51,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:09:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:00,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 197 states and 529 transitions. [2024-11-13 23:09:00,974 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 529 transitions. [2024-11-13 23:09:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:09:00,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:00,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:09:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:01,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:09:01,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:09:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 197 states and 528 transitions. [2024-11-13 23:09:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 528 transitions. [2024-11-13 23:09:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:09:11,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:11,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:09:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:12,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 23:09:12,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 29 proven. 103 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 23:09:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 197 states and 526 transitions. [2024-11-13 23:09:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 526 transitions. [2024-11-13 23:09:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:23,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:23,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 537 transitions. [2024-11-13 23:09:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 537 transitions. [2024-11-13 23:09:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:32,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:32,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:32,827 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 536 transitions. [2024-11-13 23:09:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 536 transitions. [2024-11-13 23:09:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:37,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:37,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 535 transitions. [2024-11-13 23:09:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 535 transitions. [2024-11-13 23:09:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:39,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:39,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:40,024 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:41,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:41,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 534 transitions. [2024-11-13 23:09:41,801 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 534 transitions. [2024-11-13 23:09:41,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:41,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:41,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:41,952 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:44,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:44,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 533 transitions. [2024-11-13 23:09:44,162 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 533 transitions. [2024-11-13 23:09:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 23:09:44,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:44,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:44,311 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-11-13 23:09:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 198 states and 532 transitions. [2024-11-13 23:09:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 532 transitions. [2024-11-13 23:09:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 23:09:47,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:47,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:09:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:47,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 23:09:47,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 67 proven. 115 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked.