./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-2-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-2-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC --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 32bit --witnessprinter.graph.data.programhash d9e382438d8fbe8dfce0f613a239dc56836f436a035cb511dde070c4306eb1f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:01:23,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:01:24,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:01:24,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:01:24,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:01:24,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:01:24,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:01:24,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:01:24,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:01:24,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:01:24,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:01:24,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:01:24,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:01:24,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:01:24,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:01:24,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:01:24,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:01:24,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:01:24,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:01:24,176 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:01:24,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:01:24,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:01:24,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:01:24,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:01:24,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:01:24,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:01:24,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:01:24,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:01:24,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:24,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:01:24,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:01:24,184 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:01:24,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:01:24,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:01:24,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:01:24,186 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_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9e382438d8fbe8dfce0f613a239dc56836f436a035cb511dde070c4306eb1f9 [2023-11-23 20:01:24,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:01:24,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:01:24,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:01:24,639 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:01:24,641 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:01:24,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/copy-2-u.c [2023-11-23 20:01:28,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:01:28,847 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:01:28,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/sv-benchmarks/c/array-multidimensional/copy-2-u.c [2023-11-23 20:01:28,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/data/1e345c6a2/9c09addab0b345b2bddc81fc928f7574/FLAG4dbc8df66 [2023-11-23 20:01:28,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/data/1e345c6a2/9c09addab0b345b2bddc81fc928f7574 [2023-11-23 20:01:28,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:01:28,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:01:28,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:28,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:01:28,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:01:28,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:28,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289eac98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:28, skipping insertion in model container [2023-11-23 20:01:28,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:28" (1/1) ... [2023-11-23 20:01:28,947 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:01:29,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:29,147 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:01:29,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:29,191 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:01:29,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29 WrapperNode [2023-11-23 20:01:29,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:29,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:29,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:01:29,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:01:29,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,245 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-11-23 20:01:29,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:29,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:01:29,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:01:29,248 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:01:29,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:01:29,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:01:29,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:01:29,298 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:01:29,299 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:29,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:01:29,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:01:29,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b423de1d-824d-4796-bcd6-066e53664fdd/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:01:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:01:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:01:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:01:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:01:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:01:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:01:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:01:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:01:29,524 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:01:29,527 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:01:29,831 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:01:29,911 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:01:29,912 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:01:29,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:29 BoogieIcfgContainer [2023-11-23 20:01:29,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:01:29,915 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:01:29,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:01:29,964 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:01:29,964 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:01:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-23 20:01:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-23 20:01:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:01:30,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-23 20:01:30,351 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-23 20:01:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:01:30,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-23 20:01:30,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-23 20:01:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:01:30,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2023-11-23 20:01:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-23 20:01:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:01:30,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2023-11-23 20:01:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2023-11-23 20:01:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:01:30,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:30,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-23 20:01:30,934 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-23 20:01:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:01:30,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:30,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:30,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-11-23 20:01:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-11-23 20:01:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:01:31,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 85 transitions. [2023-11-23 20:01:31,336 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 85 transitions. [2023-11-23 20:01:31,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:01:31,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2023-11-23 20:01:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2023-11-23 20:01:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:01:31,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 99 transitions. [2023-11-23 20:01:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 99 transitions. [2023-11-23 20:01:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:01:31,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-23 20:01:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-23 20:01:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:01:31,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2023-11-23 20:01:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2023-11-23 20:01:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:01:31,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 105 transitions. [2023-11-23 20:01:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 105 transitions. [2023-11-23 20:01:31,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:01:31,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:31,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2023-11-23 20:01:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2023-11-23 20:01:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:01:32,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:32,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 116 transitions. [2023-11-23 20:01:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 116 transitions. [2023-11-23 20:01:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:01:32,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:01:32,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:32,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 119 transitions. [2023-11-23 20:01:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 119 transitions. [2023-11-23 20:01:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:01:32,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:01:32,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 72 states and 126 transitions. [2023-11-23 20:01:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 126 transitions. [2023-11-23 20:01:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:01:32,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:33,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:33,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:33,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 75 states and 129 transitions. [2023-11-23 20:01:33,217 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 129 transitions. [2023-11-23 20:01:33,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:01:33,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:33,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:33,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:33,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:33,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:01:33,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 130 transitions. [2023-11-23 20:01:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2023-11-23 20:01:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:01:33,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:33,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:33,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:01:33,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:33,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2023-11-23 20:01:33,731 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2023-11-23 20:01:33,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:01:33,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:33,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:33,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:01:33,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:33,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 83 states and 140 transitions. [2023-11-23 20:01:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2023-11-23 20:01:34,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:01:34,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:34,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:34,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:34,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:01:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:34,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2023-11-23 20:01:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2023-11-23 20:01:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:01:34,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:34,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:34,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:34,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:01:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2023-11-23 20:01:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2023-11-23 20:01:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:01:34,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:34,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:34,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:01:34,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2023-11-23 20:01:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2023-11-23 20:01:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:01:35,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:01:35,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:35,153 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 94 states and 154 transitions. [2023-11-23 20:01:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 154 transitions. [2023-11-23 20:01:35,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:01:35,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:35,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:01:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2023-11-23 20:01:35,695 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2023-11-23 20:01:35,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:01:35,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:35,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:01:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2023-11-23 20:01:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-11-23 20:01:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:01:35,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:01:35,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 102 states and 161 transitions. [2023-11-23 20:01:36,324 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2023-11-23 20:01:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:01:36,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:36,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:36,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:01:36,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:36,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:36,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2023-11-23 20:01:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2023-11-23 20:01:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:01:36,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:36,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:36,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:01:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 108 states and 171 transitions. [2023-11-23 20:01:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2023-11-23 20:01:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:01:37,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:37,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:37,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:01:37,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2023-11-23 20:01:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2023-11-23 20:01:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:01:37,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:37,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:01:37,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:37,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 113 states and 175 transitions. [2023-11-23 20:01:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 175 transitions. [2023-11-23 20:01:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:01:37,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:37,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:01:37,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:38,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 116 states and 182 transitions. [2023-11-23 20:01:38,153 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 182 transitions. [2023-11-23 20:01:38,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:01:38,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:38,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:01:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 185 transitions. [2023-11-23 20:01:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 185 transitions. [2023-11-23 20:01:38,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:01:38,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:38,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:38,545 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:01:38,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2023-11-23 20:01:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2023-11-23 20:01:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:01:38,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:01:38,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 124 states and 189 transitions. [2023-11-23 20:01:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 189 transitions. [2023-11-23 20:01:39,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:01:39,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:39,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:01:39,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 127 states and 196 transitions. [2023-11-23 20:01:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 196 transitions. [2023-11-23 20:01:39,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:01:39,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:39,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:39,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:01:39,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2023-11-23 20:01:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2023-11-23 20:01:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:01:39,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:40,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:01:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 132 states and 200 transitions. [2023-11-23 20:01:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 200 transitions. [2023-11-23 20:01:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:01:40,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:40,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:01:40,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 135 states and 203 transitions. [2023-11-23 20:01:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 203 transitions. [2023-11-23 20:01:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:01:40,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:01:40,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 138 states and 210 transitions. [2023-11-23 20:01:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 210 transitions. [2023-11-23 20:01:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:01:41,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:41,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:41,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:41,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:01:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 141 states and 213 transitions. [2023-11-23 20:01:41,651 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 213 transitions. [2023-11-23 20:01:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:01:41,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:41,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:41,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:41,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:01:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 143 states and 214 transitions. [2023-11-23 20:01:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2023-11-23 20:01:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:01:41,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:41,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:41,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:01:41,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 146 states and 217 transitions. [2023-11-23 20:01:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 217 transitions. [2023-11-23 20:01:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:01:42,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:42,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:01:42,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 149 states and 224 transitions. [2023-11-23 20:01:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 224 transitions. [2023-11-23 20:01:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:01:43,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:43,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:43,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:43,193 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:01:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 152 states and 227 transitions. [2023-11-23 20:01:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 227 transitions. [2023-11-23 20:01:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:01:43,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:43,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:43,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:43,574 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:01:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 154 states and 228 transitions. [2023-11-23 20:01:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 228 transitions. [2023-11-23 20:01:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:01:43,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:43,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:01:43,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 157 states and 231 transitions. [2023-11-23 20:01:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 231 transitions. [2023-11-23 20:01:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:01:44,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:44,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:01:44,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:44,529 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 160 states and 238 transitions. [2023-11-23 20:01:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 238 transitions. [2023-11-23 20:01:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:01:44,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:44,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:45,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:45,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:01:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2023-11-23 20:01:45,377 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2023-11-23 20:01:45,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:01:45,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:45,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:45,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:45,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:01:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2023-11-23 20:01:45,664 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2023-11-23 20:01:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:01:45,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:45,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:45,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:01:45,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:46,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:46,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 168 states and 245 transitions. [2023-11-23 20:01:46,463 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 245 transitions. [2023-11-23 20:01:46,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:01:46,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:46,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:46,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:01:46,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 171 states and 252 transitions. [2023-11-23 20:01:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 252 transitions. [2023-11-23 20:01:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:01:47,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:47,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:47,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:47,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:01:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 174 states and 255 transitions. [2023-11-23 20:01:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 255 transitions. [2023-11-23 20:01:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:01:47,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:47,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:47,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:01:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 176 states and 256 transitions. [2023-11-23 20:01:47,909 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 256 transitions. [2023-11-23 20:01:47,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:01:47,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:47,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:47,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:01:47,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:48,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 179 states and 259 transitions. [2023-11-23 20:01:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 259 transitions. [2023-11-23 20:01:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:01:48,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:48,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:01:48,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:49,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 182 states and 266 transitions. [2023-11-23 20:01:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 266 transitions. [2023-11-23 20:01:49,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:01:49,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:49,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:49,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:01:50,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 185 states and 269 transitions. [2023-11-23 20:01:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 269 transitions. [2023-11-23 20:01:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:01:50,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:50,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:50,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:50,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:01:50,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:50,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 187 states and 270 transitions. [2023-11-23 20:01:50,447 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 270 transitions. [2023-11-23 20:01:50,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:01:50,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:50,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:50,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:01:50,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:50,862 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:51,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:51,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 190 states and 273 transitions. [2023-11-23 20:01:51,427 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 273 transitions. [2023-11-23 20:01:51,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:01:51,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:51,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:51,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:01:51,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 193 states and 280 transitions. [2023-11-23 20:01:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 280 transitions. [2023-11-23 20:01:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:01:52,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:52,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:52,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:52,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:52,388 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:01:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 196 states and 283 transitions. [2023-11-23 20:01:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 283 transitions. [2023-11-23 20:01:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:01:52,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:52,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:52,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:52,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:52,886 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:01:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 198 states and 284 transitions. [2023-11-23 20:01:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 284 transitions. [2023-11-23 20:01:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:01:53,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:53,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:53,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:01:53,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:53,506 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:54,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:54,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 201 states and 287 transitions. [2023-11-23 20:01:54,091 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 287 transitions. [2023-11-23 20:01:54,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:01:54,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:54,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:54,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:01:54,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:55,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 204 states and 294 transitions. [2023-11-23 20:01:55,044 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 294 transitions. [2023-11-23 20:01:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:01:55,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:55,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:55,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:55,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:01:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 207 states and 297 transitions. [2023-11-23 20:01:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 297 transitions. [2023-11-23 20:01:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:01:55,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:55,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:55,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:55,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:01:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 209 states and 298 transitions. [2023-11-23 20:01:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 298 transitions. [2023-11-23 20:01:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:01:55,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:56,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:01:56,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:57,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 212 states and 301 transitions. [2023-11-23 20:01:57,017 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 301 transitions. [2023-11-23 20:01:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:01:57,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:57,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:57,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:01:57,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 215 states and 308 transitions. [2023-11-23 20:01:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 308 transitions. [2023-11-23 20:01:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:01:57,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:57,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:58,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:58,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:58,078 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:01:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 218 states and 311 transitions. [2023-11-23 20:01:58,482 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 311 transitions. [2023-11-23 20:01:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:01:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:58,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:58,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:01:58,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:01:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 220 states and 312 transitions. [2023-11-23 20:01:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 312 transitions. [2023-11-23 20:01:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:01:58,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:58,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:01:58,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:01:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:59,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 223 states and 315 transitions. [2023-11-23 20:01:59,935 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 315 transitions. [2023-11-23 20:01:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:01:59,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:59,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:00,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:02:00,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:02:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 226 states and 322 transitions. [2023-11-23 20:02:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 322 transitions. [2023-11-23 20:02:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:02:00,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:00,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:01,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:01,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:02:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 229 states and 325 transitions. [2023-11-23 20:02:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 325 transitions. [2023-11-23 20:02:01,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:02:01,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:01,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:01,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:01,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:02:01,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 231 states and 326 transitions. [2023-11-23 20:02:01,950 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 326 transitions. [2023-11-23 20:02:01,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:02:01,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:01,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:02,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:02:02,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:02:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 234 states and 329 transitions. [2023-11-23 20:02:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 329 transitions. [2023-11-23 20:02:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:02:03,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:03,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:03,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:02:03,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:02:04,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 237 states and 336 transitions. [2023-11-23 20:02:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 336 transitions. [2023-11-23 20:02:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:02:04,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:04,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:04,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:04,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:02:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 240 states and 339 transitions. [2023-11-23 20:02:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 339 transitions. [2023-11-23 20:02:04,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:02:04,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:04,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:04,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:04,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:02:05,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 242 states and 340 transitions. [2023-11-23 20:02:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 340 transitions. [2023-11-23 20:02:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:02:05,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:05,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:02:05,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:02:06,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:06,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 245 states and 343 transitions. [2023-11-23 20:02:06,415 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 343 transitions. [2023-11-23 20:02:06,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:02:06,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:06,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:06,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:02:06,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:02:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 248 states and 350 transitions. [2023-11-23 20:02:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 350 transitions. [2023-11-23 20:02:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:02:07,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:07,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:07,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:07,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:02:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 251 states and 353 transitions. [2023-11-23 20:02:08,216 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 353 transitions. [2023-11-23 20:02:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:02:08,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:08,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:08,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:08,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:08,382 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:02:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2023-11-23 20:02:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2023-11-23 20:02:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:02:08,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:08,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:08,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:02:08,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:09,162 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:02:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 256 states and 357 transitions. [2023-11-23 20:02:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 357 transitions. [2023-11-23 20:02:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:02:09,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:09,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:10,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:02:10,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:02:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 259 states and 364 transitions. [2023-11-23 20:02:11,074 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 364 transitions. [2023-11-23 20:02:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:02:11,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:11,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:11,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:11,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:02:11,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 262 states and 367 transitions. [2023-11-23 20:02:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 367 transitions. [2023-11-23 20:02:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:02:11,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:11,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:11,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:11,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:02:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:12,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 368 transitions. [2023-11-23 20:02:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 368 transitions. [2023-11-23 20:02:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:12,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:12,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:12,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:02:12,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:02:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 267 states and 371 transitions. [2023-11-23 20:02:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 371 transitions. [2023-11-23 20:02:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:13,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:13,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:02:13,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:13,715 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:02:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:14,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 270 states and 378 transitions. [2023-11-23 20:02:14,462 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 378 transitions. [2023-11-23 20:02:14,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:14,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:14,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:14,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:14,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:02:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 273 states and 381 transitions. [2023-11-23 20:02:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 381 transitions. [2023-11-23 20:02:15,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:02:15,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:15,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:15,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:15,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:15,322 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-23 20:02:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 275 states and 382 transitions. [2023-11-23 20:02:15,547 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 382 transitions. [2023-11-23 20:02:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:02:15,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:15,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:15,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:02:15,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:15,997 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.