./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/max-2-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/max-2-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi --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 d56d1653edfb1a7b1c72e82d390b1b74d1df9114797a2f1426eb2285f6c4408f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:21,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:21,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:06:21,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:21,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:21,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:21,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:21,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:21,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:21,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:21,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:21,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:21,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:21,335 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:21,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:21,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:21,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:21,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:21,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:21,339 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:06:21,340 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:21,344 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:21,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:21,345 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:21,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:21,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:21,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:21,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:21,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:21,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:21,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:21,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:21,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:21,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:21,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:21,352 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_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d56d1653edfb1a7b1c72e82d390b1b74d1df9114797a2f1426eb2285f6c4408f [2023-11-24 23:06:21,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:21,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:21,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:21,679 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:21,680 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:21,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-multidimensional/max-2-u.c [2023-11-24 23:06:24,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:25,233 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:25,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/sv-benchmarks/c/array-multidimensional/max-2-u.c [2023-11-24 23:06:25,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/data/5624a9194/4ddb107ba7aa41f29437a6b52e38bfbf/FLAG2e8e11b04 [2023-11-24 23:06:25,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/data/5624a9194/4ddb107ba7aa41f29437a6b52e38bfbf [2023-11-24 23:06:25,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:25,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:25,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:25,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:25,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:25,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c820442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25, skipping insertion in model container [2023-11-24 23:06:25,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:25,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:25,532 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:25,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:25,570 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:25,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25 WrapperNode [2023-11-24 23:06:25,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:25,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:25,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:25,573 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:25,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,612 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-24 23:06:25,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:25,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:25,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:25,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:25,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:25,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:25,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:25,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:25,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:25" (1/1) ... [2023-11-24 23:06:25,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:25,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:25,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8f33a5-6a95-4d91-a5c2-543715bf9b3c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:25,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:25,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:25,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:25,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:06:25,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:25,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:25,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:06:25,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:25,837 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:25,839 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:26,065 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:26,156 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:26,160 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:06:26,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:26 BoogieIcfgContainer [2023-11-24 23:06:26,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:26,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:26,163 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:26,174 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:26,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:26" (1/1) ... [2023-11-24 23:06:26,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-24 23:06:26,253 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-24 23:06:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:06:26,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:26,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-24 23:06:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-24 23:06:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:06:26,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:26,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:26,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-24 23:06:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-24 23:06:26,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:26,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:26,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2023-11-24 23:06:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-24 23:06:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:26,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:26,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2023-11-24 23:06:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2023-11-24 23:06:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:26,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:26,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-24 23:06:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-24 23:06:27,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:27,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-11-24 23:06:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-11-24 23:06:27,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:27,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2023-11-24 23:06:27,468 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2023-11-24 23:06:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:27,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 54 states and 89 transitions. [2023-11-24 23:06:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2023-11-24 23:06:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:27,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-11-24 23:06:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-11-24 23:06:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:27,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-24 23:06:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-24 23:06:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:27,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 114 transitions. [2023-11-24 23:06:27,796 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2023-11-24 23:06:27,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:27,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:27,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 68 states and 124 transitions. [2023-11-24 23:06:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 124 transitions. [2023-11-24 23:06:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:27,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:27,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:27,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:27,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 70 states and 127 transitions. [2023-11-24 23:06:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 127 transitions. [2023-11-24 23:06:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:28,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:28,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:28,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:28,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 71 states and 127 transitions. [2023-11-24 23:06:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2023-11-24 23:06:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:28,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:28,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:28,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:28,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:28,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 129 transitions. [2023-11-24 23:06:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 129 transitions. [2023-11-24 23:06:28,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:28,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:28,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:28,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:28,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 75 states and 136 transitions. [2023-11-24 23:06:28,744 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 136 transitions. [2023-11-24 23:06:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:28,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:28,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:28,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:28,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 78 states and 139 transitions. [2023-11-24 23:06:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 139 transitions. [2023-11-24 23:06:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:28,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:28,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:28,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:28,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:29,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 80 states and 144 transitions. [2023-11-24 23:06:29,398 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 144 transitions. [2023-11-24 23:06:29,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:06:29,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:29,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:29,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:29,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:06:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 145 transitions. [2023-11-24 23:06:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2023-11-24 23:06:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:06:29,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:29,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:29,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:29,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:29,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2023-11-24 23:06:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2023-11-24 23:06:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:06:29,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:29,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:29,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:29,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:06:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 88 states and 155 transitions. [2023-11-24 23:06:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 155 transitions. [2023-11-24 23:06:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:06:30,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:30,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:30,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:30,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 91 states and 158 transitions. [2023-11-24 23:06:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2023-11-24 23:06:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:06:30,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:30,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:30,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:30,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:30,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:06:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 93 states and 159 transitions. [2023-11-24 23:06:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 159 transitions. [2023-11-24 23:06:30,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:30,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:30,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:30,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:06:30,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2023-11-24 23:06:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2023-11-24 23:06:30,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:30,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:30,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:30,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:30,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:06:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 99 states and 169 transitions. [2023-11-24 23:06:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 169 transitions. [2023-11-24 23:06:31,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:31,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:31,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:31,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:06:31,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 172 transitions. [2023-11-24 23:06:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 172 transitions. [2023-11-24 23:06:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:06:31,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:31,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:31,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:31,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:06:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 104 states and 173 transitions. [2023-11-24 23:06:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 173 transitions. [2023-11-24 23:06:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:31,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:31,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:31,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:06:31,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:32,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 107 states and 180 transitions. [2023-11-24 23:06:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 180 transitions. [2023-11-24 23:06:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:32,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:32,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:32,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:32,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:06:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:32,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 183 transitions. [2023-11-24 23:06:32,453 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2023-11-24 23:06:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:32,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:32,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:32,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:06:32,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:32,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 113 states and 186 transitions. [2023-11-24 23:06:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 186 transitions. [2023-11-24 23:06:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:06:32,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:32,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:32,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:32,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:06:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:33,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 115 states and 187 transitions. [2023-11-24 23:06:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 187 transitions. [2023-11-24 23:06:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:33,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:33,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:33,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:06:33,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 118 states and 194 transitions. [2023-11-24 23:06:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2023-11-24 23:06:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:33,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:33,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:33,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:33,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:06:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 197 transitions. [2023-11-24 23:06:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 197 transitions. [2023-11-24 23:06:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:33,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:33,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:33,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:06:33,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:33,982 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:34,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 124 states and 200 transitions. [2023-11-24 23:06:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 200 transitions. [2023-11-24 23:06:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:06:34,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:34,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:34,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:34,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:06:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 126 states and 201 transitions. [2023-11-24 23:06:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2023-11-24 23:06:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:34,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:34,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:34,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:34,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:34,656 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 129 states and 208 transitions. [2023-11-24 23:06:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2023-11-24 23:06:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:35,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:35,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:35,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:35,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:06:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 132 states and 211 transitions. [2023-11-24 23:06:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 211 transitions. [2023-11-24 23:06:35,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:35,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:35,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:35,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:35,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:35,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 135 states and 214 transitions. [2023-11-24 23:06:35,990 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 214 transitions. [2023-11-24 23:06:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:06:35,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:35,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:36,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:36,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:06:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2023-11-24 23:06:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2023-11-24 23:06:36,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:06:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:36,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:36,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:06:36,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:36,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 140 states and 222 transitions. [2023-11-24 23:06:36,766 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 222 transitions. [2023-11-24 23:06:36,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:06:36,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:36,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:36,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:36,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:06:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 143 states and 225 transitions. [2023-11-24 23:06:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 225 transitions. [2023-11-24 23:06:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:06:37,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:37,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:37,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:06:37,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 146 states and 228 transitions. [2023-11-24 23:06:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 228 transitions. [2023-11-24 23:06:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:06:37,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:37,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:37,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:37,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:06:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 148 states and 229 transitions. [2023-11-24 23:06:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2023-11-24 23:06:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:37,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:37,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:38,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:06:38,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:38,107 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:38,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 151 states and 236 transitions. [2023-11-24 23:06:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-11-24 23:06:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:38,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:38,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:38,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:38,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:06:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 154 states and 239 transitions. [2023-11-24 23:06:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 239 transitions. [2023-11-24 23:06:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:38,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:38,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:06:39,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:39,187 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 157 states and 242 transitions. [2023-11-24 23:06:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 242 transitions. [2023-11-24 23:06:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:39,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:39,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:39,663 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:06:39,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 159 states and 243 transitions. [2023-11-24 23:06:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 243 transitions. [2023-11-24 23:06:39,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:39,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:06:39,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:40,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 162 states and 250 transitions. [2023-11-24 23:06:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 250 transitions. [2023-11-24 23:06:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:40,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:40,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:06:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2023-11-24 23:06:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2023-11-24 23:06:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:40,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:06:40,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:41,092 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 168 states and 256 transitions. [2023-11-24 23:06:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 256 transitions. [2023-11-24 23:06:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:41,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:41,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:06:41,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 170 states and 257 transitions. [2023-11-24 23:06:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 257 transitions. [2023-11-24 23:06:41,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:06:41,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:06:41,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 173 states and 264 transitions. [2023-11-24 23:06:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 264 transitions. [2023-11-24 23:06:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:06:42,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:42,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:06:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 176 states and 267 transitions. [2023-11-24 23:06:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-24 23:06:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:06:42,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:06:42,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 179 states and 270 transitions. [2023-11-24 23:06:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 270 transitions. [2023-11-24 23:06:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:43,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:43,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:43,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:06:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 181 states and 271 transitions. [2023-11-24 23:06:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 271 transitions. [2023-11-24 23:06:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:06:43,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:43,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:43,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:06:43,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:44,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 184 states and 278 transitions. [2023-11-24 23:06:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 278 transitions. [2023-11-24 23:06:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:06:44,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:44,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:44,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:44,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:44,608 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:06:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 187 states and 281 transitions. [2023-11-24 23:06:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 281 transitions. [2023-11-24 23:06:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:06:44,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:44,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:44,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:06:44,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:45,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 190 states and 284 transitions. [2023-11-24 23:06:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 284 transitions. [2023-11-24 23:06:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:06:45,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:45,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:45,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:06:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 192 states and 285 transitions. [2023-11-24 23:06:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 285 transitions. [2023-11-24 23:06:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:06:45,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:45,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:06:45,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 195 states and 292 transitions. [2023-11-24 23:06:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 292 transitions. [2023-11-24 23:06:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:06:46,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:46,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:46,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:46,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:06:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 198 states and 295 transitions. [2023-11-24 23:06:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 295 transitions. [2023-11-24 23:06:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:06:47,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:47,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:47,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:06:47,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 201 states and 298 transitions. [2023-11-24 23:06:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 298 transitions. [2023-11-24 23:06:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:06:47,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:47,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:47,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:47,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-24 23:06:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 203 states and 299 transitions. [2023-11-24 23:06:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 299 transitions. [2023-11-24 23:06:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:06:48,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:48,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:06:48,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:49,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 206 states and 306 transitions. [2023-11-24 23:06:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 306 transitions. [2023-11-24 23:06:49,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:06:49,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:49,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:49,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-24 23:06:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 209 states and 309 transitions. [2023-11-24 23:06:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 309 transitions. [2023-11-24 23:06:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:06:49,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:49,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:06:49,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:50,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 212 states and 312 transitions. [2023-11-24 23:06:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 312 transitions. [2023-11-24 23:06:50,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:06:50,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:50,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:50,624 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-24 23:06:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 214 states and 313 transitions. [2023-11-24 23:06:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 313 transitions. [2023-11-24 23:06:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:50,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:50,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 217 states and 320 transitions. [2023-11-24 23:06:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 320 transitions. [2023-11-24 23:06:51,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:51,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:51,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:51,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:51,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-24 23:06:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 220 states and 323 transitions. [2023-11-24 23:06:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 323 transitions. [2023-11-24 23:06:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:52,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:52,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:06:52,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:52,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 223 states and 326 transitions. [2023-11-24 23:06:52,947 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 326 transitions. [2023-11-24 23:06:52,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:06:52,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-24 23:06:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 225 states and 327 transitions. [2023-11-24 23:06:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 327 transitions. [2023-11-24 23:06:53,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:06:53,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 228 states and 334 transitions. [2023-11-24 23:06:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 334 transitions. [2023-11-24 23:06:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:06:54,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:54,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:54,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:54,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-24 23:06:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:54,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 231 states and 337 transitions. [2023-11-24 23:06:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 337 transitions. [2023-11-24 23:06:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:06:54,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:54,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:54,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:06:54,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:55,131 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 234 states and 340 transitions. [2023-11-24 23:06:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 340 transitions. [2023-11-24 23:06:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:06:55,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:55,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:55,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:55,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-24 23:06:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 236 states and 341 transitions. [2023-11-24 23:06:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 341 transitions. [2023-11-24 23:06:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:06:56,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:56,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:56,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:06:56,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:57,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 239 states and 348 transitions. [2023-11-24 23:06:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 348 transitions. [2023-11-24 23:06:57,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:06:57,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:57,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:57,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:57,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-24 23:06:57,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 242 states and 351 transitions. [2023-11-24 23:06:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 351 transitions. [2023-11-24 23:06:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:06:57,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:57,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:57,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:06:57,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:58,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:58,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 245 states and 354 transitions. [2023-11-24 23:06:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 354 transitions. [2023-11-24 23:06:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:06:58,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:58,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:58,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:58,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-24 23:06:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 247 states and 355 transitions. [2023-11-24 23:06:58,914 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 355 transitions. [2023-11-24 23:06:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:06:58,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:58,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:58,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:06:58,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 250 states and 362 transitions. [2023-11-24 23:06:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 362 transitions. [2023-11-24 23:06:59,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:06:59,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:59,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:59,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:06:59,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-24 23:07:00,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 253 states and 365 transitions. [2023-11-24 23:07:00,412 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 365 transitions. [2023-11-24 23:07:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:00,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:00,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:00,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:07:00,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 256 states and 368 transitions. [2023-11-24 23:07:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 368 transitions. [2023-11-24 23:07:01,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:07:01,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:01,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-24 23:07:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 258 states and 369 transitions. [2023-11-24 23:07:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 369 transitions. [2023-11-24 23:07:01,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:01,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:07:01,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 261 states and 376 transitions. [2023-11-24 23:07:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 376 transitions. [2023-11-24 23:07:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:02,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:02,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:03,050 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-24 23:07:03,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 264 states and 379 transitions. [2023-11-24 23:07:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 379 transitions. [2023-11-24 23:07:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:03,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:07:03,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:04,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 267 states and 382 transitions. [2023-11-24 23:07:04,781 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 382 transitions. [2023-11-24 23:07:04,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:07:04,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:04,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-24 23:07:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 269 states and 383 transitions. [2023-11-24 23:07:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 383 transitions. [2023-11-24 23:07:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:07:05,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:05,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:05,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:07:05,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 272 states and 390 transitions. [2023-11-24 23:07:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 390 transitions. [2023-11-24 23:07:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:07:06,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:06,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:06,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:06,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-24 23:07:06,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 275 states and 393 transitions. [2023-11-24 23:07:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 393 transitions. [2023-11-24 23:07:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:07:06,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:06,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:07,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:07:07,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 278 states and 396 transitions. [2023-11-24 23:07:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 396 transitions. [2023-11-24 23:07:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:07:08,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:08,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:08,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:07:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 280 states and 397 transitions. [2023-11-24 23:07:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 397 transitions. [2023-11-24 23:07:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:07:08,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:08,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:07:08,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:09,091 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 283 states and 404 transitions. [2023-11-24 23:07:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 404 transitions. [2023-11-24 23:07:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:07:09,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:10,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:07:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 286 states and 407 transitions. [2023-11-24 23:07:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 407 transitions. [2023-11-24 23:07:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:07:10,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:07:10,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:11,122 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 289 states and 410 transitions. [2023-11-24 23:07:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 410 transitions. [2023-11-24 23:07:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:07:11,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:11,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-24 23:07:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 291 states and 411 transitions. [2023-11-24 23:07:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 411 transitions. [2023-11-24 23:07:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:07:12,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 23:07:12,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 294 states and 418 transitions. [2023-11-24 23:07:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 418 transitions. [2023-11-24 23:07:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:07:13,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-24 23:07:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 297 states and 421 transitions. [2023-11-24 23:07:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 421 transitions. [2023-11-24 23:07:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:07:13,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,432 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 300 states and 424 transitions. [2023-11-24 23:07:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 424 transitions. [2023-11-24 23:07:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:07:15,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-24 23:07:15,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 302 states and 425 transitions. [2023-11-24 23:07:15,685 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 425 transitions. [2023-11-24 23:07:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:07:15,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 305 states and 432 transitions. [2023-11-24 23:07:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 432 transitions. [2023-11-24 23:07:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:07:16,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,007 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-24 23:07:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 308 states and 435 transitions. [2023-11-24 23:07:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 435 transitions. [2023-11-24 23:07:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:07:17,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,657 INFO L285 TraceCheckSpWp]: Computing forward predicates...