./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/vnew2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/vnew2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL --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 6cb26fc448cefa547e2463448c16c0efba841bf620bbd2ba420ae15e288e3a3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:38,023 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:38,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:52:38,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:38,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:38,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:38,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:38,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:38,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:38,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:38,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:38,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:38,157 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:38,158 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:38,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:38,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:38,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:38,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:38,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:38,162 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:38,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:38,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:38,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:38,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:38,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:38,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:38,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:38,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:38,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:38,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:38,168 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:38,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:38,169 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:38,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cb26fc448cefa547e2463448c16c0efba841bf620bbd2ba420ae15e288e3a3f [2023-11-19 02:52:38,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:38,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:38,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:38,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:38,583 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:38,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops-crafted-1/vnew2.c [2023-11-19 02:52:42,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:42,540 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:42,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/sv-benchmarks/c/loops-crafted-1/vnew2.c [2023-11-19 02:52:42,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/data/09c0578f4/d972a21b1a164632946ff1e84c111ff8/FLAG04ac3e4f4 [2023-11-19 02:52:42,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/data/09c0578f4/d972a21b1a164632946ff1e84c111ff8 [2023-11-19 02:52:42,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:42,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:42,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:42,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:42,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:42,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b313ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42, skipping insertion in model container [2023-11-19 02:52:42,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,620 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:42,807 WARN L240 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_f63a885b-686c-4eec-b079-f6290a31327d/sv-benchmarks/c/loops-crafted-1/vnew2.c[403,416] [2023-11-19 02:52:42,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:42,835 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:42,849 WARN L240 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_f63a885b-686c-4eec-b079-f6290a31327d/sv-benchmarks/c/loops-crafted-1/vnew2.c[403,416] [2023-11-19 02:52:42,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:42,872 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:42,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42 WrapperNode [2023-11-19 02:52:42,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:42,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:42,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:42,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:42,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,919 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-19 02:52:42,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:42,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:42,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:42,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:42,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:42,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:42,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:42,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:42,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:42" (1/1) ... [2023-11-19 02:52:42,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:42,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:42,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:43,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f63a885b-686c-4eec-b079-f6290a31327d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:43,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:43,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:43,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:43,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:43,141 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:43,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:43,302 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:43,332 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:43,332 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:52:43,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:43 BoogieIcfgContainer [2023-11-19 02:52:43,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:43,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:43,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:43,350 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:43,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:43" (1/1) ... [2023-11-19 02:52:43,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-19 02:52:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-19 02:52:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:43,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:43,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:43,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:52:43,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2023-11-19 02:52:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2023-11-19 02:52:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:52:44,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:44,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 02:52:44,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-19 02:52:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-19 02:52:45,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:52:45,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:45,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:45,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 02:52:45,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:46,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2023-11-19 02:52:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2023-11-19 02:52:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:52:46,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:46,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:46,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 02:52:46,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:46,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:46,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2023-11-19 02:52:46,868 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2023-11-19 02:52:46,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:52:46,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:46,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 02:52:46,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2023-11-19 02:52:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2023-11-19 02:52:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:52:47,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:47,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:48,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 02:52:48,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:48,265 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2023-11-19 02:52:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2023-11-19 02:52:49,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:52:49,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:49,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:49,155 WARN L260 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 02:52:49,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2023-11-19 02:52:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2023-11-19 02:52:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:52:50,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:50,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:50,624 WARN L260 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 02:52:50,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2023-11-19 02:52:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2023-11-19 02:52:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:52:52,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:52,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:52,329 WARN L260 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-19 02:52:52,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:54,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-11-19 02:52:54,434 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-11-19 02:52:54,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:52:54,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:54,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:54,536 WARN L260 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-19 02:52:54,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2023-11-19 02:52:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2023-11-19 02:52:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:52:56,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,445 WARN L260 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 76 conjunts are in the unsatisfiable core [2023-11-19 02:52:56,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 60 transitions. [2023-11-19 02:52:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2023-11-19 02:52:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:52:58,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,690 WARN L260 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 82 conjunts are in the unsatisfiable core [2023-11-19 02:52:58,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:59,160 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2023-11-19 02:53:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2023-11-19 02:53:01,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:01,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:01,169 WARN L260 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 88 conjunts are in the unsatisfiable core [2023-11-19 02:53:01,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2023-11-19 02:53:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2023-11-19 02:53:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:53:03,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:03,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:03,966 WARN L260 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 92 conjunts are in the unsatisfiable core [2023-11-19 02:53:03,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2023-11-19 02:53:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-19 02:53:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:06,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:06,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:06,598 WARN L260 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 97 conjunts are in the unsatisfiable core [2023-11-19 02:53:06,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:07,793 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 75 transitions. [2023-11-19 02:53:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2023-11-19 02:53:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:53:11,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:11,265 WARN L260 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 104 conjunts are in the unsatisfiable core [2023-11-19 02:53:11,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:14,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2023-11-19 02:53:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2023-11-19 02:53:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:53:14,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:14,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:14,222 WARN L260 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 112 conjunts are in the unsatisfiable core [2023-11-19 02:53:14,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:15,746 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2023-11-19 02:53:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2023-11-19 02:53:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:53:20,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:20,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,600 WARN L260 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 115 conjunts are in the unsatisfiable core [2023-11-19 02:53:20,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:21,999 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2023-11-19 02:53:26,972 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-19 02:53:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:26,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:26,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:27,077 WARN L260 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 124 conjunts are in the unsatisfiable core [2023-11-19 02:53:27,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:31,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 51 states and 90 transitions. [2023-11-19 02:53:31,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2023-11-19 02:53:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:53:31,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:31,936 WARN L260 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 130 conjunts are in the unsatisfiable core [2023-11-19 02:53:31,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.