./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 514a2cd80a78774a6104ad373dace683a92f94b333b9f08b1b53c58f7478bd33 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:45:46,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:47,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:45:47,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:45:47,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:45:47,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:47,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:47,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:47,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:47,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:47,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:47,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:47,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:45:47,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:47,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:47,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:47,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:47,115 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:45:47,115 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:45:47,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:47,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:47,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:47,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:47,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:47,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:47,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:47,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:47,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:47,122 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:45:47,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:45:47,124 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:47,124 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_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514a2cd80a78774a6104ad373dace683a92f94b333b9f08b1b53c58f7478bd33 [2023-11-11 23:45:47,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:47,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:47,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:47,431 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:47,432 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:47,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-restricted-15/ex3a.c [2023-11-11 23:45:50,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:50,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:50,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/sv-benchmarks/c/termination-restricted-15/ex3a.c [2023-11-11 23:45:50,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/data/df851983e/6d1d3413c2114adc846ddf0ea0d5f9a6/FLAG8c104569f [2023-11-11 23:45:50,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/data/df851983e/6d1d3413c2114adc846ddf0ea0d5f9a6 [2023-11-11 23:45:50,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:50,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:50,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:50,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:50,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:50,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:50" (1/1) ... [2023-11-11 23:45:50,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b2e948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:50, skipping insertion in model container [2023-11-11 23:45:50,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:50" (1/1) ... [2023-11-11 23:45:50,957 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:51,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:51,159 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:51,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:51,193 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:51,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51 WrapperNode [2023-11-11 23:45:51,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:51,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:51,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:51,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:51,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,229 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2023-11-11 23:45:51,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:51,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:51,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:51,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:51,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:51,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:51,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:51,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:51,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:51,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:51,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d144597-eb46-4ed8-8be1-6151c4aba50f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:51,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:51,440 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:51,443 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:51,593 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:51,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:51,614 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:45:51,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:51 BoogieIcfgContainer [2023-11-11 23:45:51,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:51,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:51,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:51,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:51,633 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:51" (1/1) ... [2023-11-11 23:45:51,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-11 23:45:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-11 23:45:51,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:45:51,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:51,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:51,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:51,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2023-11-11 23:45:51,890 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2023-11-11 23:45:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:45:51,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:51,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:51,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:45:51,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-11 23:45:52,072 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-11 23:45:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:45:52,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-11 23:45:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-11 23:45:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:45:52,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:45:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:45:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:45:52,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-11 23:45:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-11 23:45:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:45:52,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-11 23:45:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-11 23:45:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:45:52,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-11 23:45:53,286 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-11 23:45:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:45:53,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:53,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:45:53,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-11 23:45:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-11 23:45:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:45:53,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:53,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:53,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-11 23:45:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-11 23:45:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:45:54,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:54,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:54,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:45:54,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-11 23:45:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-11 23:45:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:45:54,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:54,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:54,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:45:54,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2023-11-11 23:45:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-11-11 23:45:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:45:55,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:55,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:55,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:45:55,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-11 23:45:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-11 23:45:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:45:55,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:55,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:55,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:45:55,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-11 23:45:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-11 23:45:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:45:55,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:55,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:56,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:45:56,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2023-11-11 23:45:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2023-11-11 23:45:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:45:56,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:56,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:56,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:45:56,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2023-11-11 23:45:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-11-11 23:45:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:45:57,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:57,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:57,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:45:57,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2023-11-11 23:45:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2023-11-11 23:45:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:45:57,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:57,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:57,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:45:57,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2023-11-11 23:45:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2023-11-11 23:45:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:45:58,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:58,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:58,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:45:58,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2023-11-11 23:45:59,057 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2023-11-11 23:45:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:45:59,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:59,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:59,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:45:59,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 83 states and 98 transitions. [2023-11-11 23:45:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2023-11-11 23:45:59,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:45:59,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:59,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:59,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:45:59,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2023-11-11 23:46:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-11-11 23:46:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:46:00,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:00,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:00,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-11 23:46:00,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2023-11-11 23:46:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2023-11-11 23:46:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:46:01,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:01,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:01,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:46:01,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:02,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2023-11-11 23:46:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2023-11-11 23:46:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-11 23:46:02,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:02,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:02,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:46:02,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 103 states and 122 transitions. [2023-11-11 23:46:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2023-11-11 23:46:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-11 23:46:02,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:02,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:02,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:46:02,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 108 states and 128 transitions. [2023-11-11 23:46:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-11 23:46:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:46:03,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:03,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:03,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-11 23:46:03,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:04,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 113 states and 134 transitions. [2023-11-11 23:46:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-11-11 23:46:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-11 23:46:04,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:04,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:04,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:46:04,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 0 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2023-11-11 23:46:05,518 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2023-11-11 23:46:05,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:46:05,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:05,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:05,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-11 23:46:05,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2023-11-11 23:46:06,476 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2023-11-11 23:46:06,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:46:06,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:06,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:06,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-11 23:46:06,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:06,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 128 states and 152 transitions. [2023-11-11 23:46:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 152 transitions. [2023-11-11 23:46:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-11 23:46:07,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-11 23:46:07,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:08,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 133 states and 158 transitions. [2023-11-11 23:46:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 158 transitions. [2023-11-11 23:46:08,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-11 23:46:08,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-11 23:46:08,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:09,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 138 states and 164 transitions. [2023-11-11 23:46:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2023-11-11 23:46:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-11 23:46:09,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:09,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:09,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-11 23:46:09,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 143 states and 170 transitions. [2023-11-11 23:46:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 170 transitions. [2023-11-11 23:46:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-11 23:46:10,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:10,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-11 23:46:10,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2023-11-11 23:46:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2023-11-11 23:46:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-11 23:46:11,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:11,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:11,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-11 23:46:11,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 0 proven. 2030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 153 states and 182 transitions. [2023-11-11 23:46:12,623 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2023-11-11 23:46:12,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-11 23:46:12,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:12,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:12,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-11 23:46:12,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2023-11-11 23:46:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2023-11-11 23:46:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-11 23:46:13,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:13,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:13,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-11 23:46:13,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2325 backedges. 0 proven. 2325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 194 transitions. [2023-11-11 23:46:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 194 transitions. [2023-11-11 23:46:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-11 23:46:15,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:15,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:15,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-11 23:46:15,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 2480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:16,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 168 states and 200 transitions. [2023-11-11 23:46:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2023-11-11 23:46:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-11 23:46:16,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:16,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:16,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-11 23:46:16,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2640 backedges. 0 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 173 states and 206 transitions. [2023-11-11 23:46:17,720 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 206 transitions. [2023-11-11 23:46:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-11 23:46:17,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:17,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:17,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-11 23:46:17,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2805 backedges. 0 proven. 2805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:19,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:19,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 178 states and 212 transitions. [2023-11-11 23:46:19,007 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 212 transitions. [2023-11-11 23:46:19,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-11 23:46:19,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:19,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:19,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-11 23:46:19,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2975 backedges. 0 proven. 2975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 183 states and 218 transitions. [2023-11-11 23:46:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 218 transitions. [2023-11-11 23:46:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-11 23:46:20,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:20,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-11 23:46:20,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 3150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 188 states and 224 transitions. [2023-11-11 23:46:21,653 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 224 transitions. [2023-11-11 23:46:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-11 23:46:21,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:21,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:21,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-11 23:46:21,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:22,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 0 proven. 3330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 193 states and 230 transitions. [2023-11-11 23:46:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 230 transitions. [2023-11-11 23:46:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-11 23:46:23,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:23,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:23,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-11 23:46:23,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3515 backedges. 0 proven. 3515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:24,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 198 states and 236 transitions. [2023-11-11 23:46:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 236 transitions. [2023-11-11 23:46:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-11 23:46:24,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:24,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:24,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-11 23:46:24,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3705 backedges. 0 proven. 3705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:26,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 203 states and 242 transitions. [2023-11-11 23:46:26,187 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 242 transitions. [2023-11-11 23:46:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-11 23:46:26,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:26,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:26,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-11 23:46:26,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3900 backedges. 0 proven. 3900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:27,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 208 states and 248 transitions. [2023-11-11 23:46:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 248 transitions. [2023-11-11 23:46:27,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-11 23:46:27,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:27,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:27,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-11 23:46:27,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4100 backedges. 0 proven. 4100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:29,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 213 states and 254 transitions. [2023-11-11 23:46:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-11 23:46:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-11 23:46:29,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:29,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:29,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-11 23:46:29,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4305 backedges. 0 proven. 4305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 218 states and 260 transitions. [2023-11-11 23:46:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2023-11-11 23:46:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-11 23:46:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:30,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-11 23:46:30,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 0 proven. 4515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:32,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 223 states and 266 transitions. [2023-11-11 23:46:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 266 transitions. [2023-11-11 23:46:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-11 23:46:32,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:32,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:32,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-11 23:46:32,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4730 backedges. 0 proven. 4730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 228 states and 272 transitions. [2023-11-11 23:46:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 272 transitions. [2023-11-11 23:46:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-11 23:46:34,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:34,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:34,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-11 23:46:34,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:34,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 233 states and 278 transitions. [2023-11-11 23:46:36,148 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 278 transitions. [2023-11-11 23:46:36,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-11 23:46:36,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:36,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:36,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-11 23:46:36,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5175 backedges. 0 proven. 5175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 238 states and 284 transitions. [2023-11-11 23:46:38,120 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 284 transitions. [2023-11-11 23:46:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-11 23:46:38,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:38,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-11 23:46:38,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5405 backedges. 0 proven. 5405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 243 states and 290 transitions. [2023-11-11 23:46:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 290 transitions. [2023-11-11 23:46:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-11 23:46:40,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:40,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:40,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-11 23:46:40,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 5640 backedges. 0 proven. 5640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:41,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 248 states and 296 transitions. [2023-11-11 23:46:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 296 transitions. [2023-11-11 23:46:41,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-11-11 23:46:41,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:41,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:42,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-11 23:46:42,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:42,737 INFO L134 CoverageAnalysis]: Checked inductivity of 5880 backedges. 0 proven. 5880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.