./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/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_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:24,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:24,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:15:24,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:24,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:24,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:24,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:24,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:24,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:24,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:24,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:24,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:24,320 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:24,321 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:24,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:24,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:24,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:24,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:24,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:24,325 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:24,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:24,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:24,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:24,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:24,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:24,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:24,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:24,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:24,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:24,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:24,331 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:24,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:24,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:24,333 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_4f259174-8f8d-4577-b820-aa76ae50b5de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 [2023-11-24 22:15:24,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:24,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:24,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:24,672 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:24,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:24,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-acceleration/array_1-2.c [2023-11-24 22:15:27,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:28,041 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:28,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/sv-benchmarks/c/loop-acceleration/array_1-2.c [2023-11-24 22:15:28,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/data/8b2e29246/b3399c9b9f644a9c8469dea5eea9360b/FLAG016e66d4f [2023-11-24 22:15:28,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/data/8b2e29246/b3399c9b9f644a9c8469dea5eea9360b [2023-11-24 22:15:28,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:28,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:28,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:28,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:28,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197823ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28, skipping insertion in model container [2023-11-24 22:15:28,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:28,250 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2023-11-24 22:15:28,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,270 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:28,284 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2023-11-24 22:15:28,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,303 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:28,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28 WrapperNode [2023-11-24 22:15:28,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:28,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:28,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,339 INFO L138 Inliner]: procedures = 13, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2023-11-24 22:15:28,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:28,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:28,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:28,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:28,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:28,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:28,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:28,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:28,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:28,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:28,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f259174-8f8d-4577-b820-aa76ae50b5de/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:28,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:28,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:15:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:28,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:15:28,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:28,560 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:28,562 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:28,673 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:28,711 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:28,712 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:15:28,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:28 BoogieIcfgContainer [2023-11-24 22:15:28,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:28,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:28,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:28,727 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:28,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:28,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-24 22:15:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-24 22:15:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:15:28,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,037 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 22:15:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-24 22:15:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-24 22:15:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:15:29,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2023-11-24 22:15:29,305 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2023-11-24 22:15:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:29,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,477 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 22:15:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-24 22:15:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-24 22:15:29,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:29,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-11-24 22:15:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-11-24 22:15:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:15:29,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:30,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2023-11-24 22:15:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2023-11-24 22:15:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:15:30,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-24 22:15:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-24 22:15:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:15:30,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:30,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-24 22:15:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-24 22:15:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:15:30,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:30,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 22:15:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 22:15:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:15:30,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:31,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 22:15:31,022 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 22:15:31,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:15:31,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:31,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:31,150 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 22:15:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:31,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-24 22:15:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-24 22:15:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:15:31,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:31,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:31,413 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:31,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-24 22:15:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-24 22:15:31,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:15:31,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:31,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-24 22:15:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-24 22:15:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:15:31,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:31,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,001 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:32,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-24 22:15:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-24 22:15:32,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:15:32,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:32,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-24 22:15:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-24 22:15:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:15:32,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:32,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-24 22:15:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-24 22:15:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:15:32,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:32,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:33,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:33,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-24 22:15:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-24 22:15:33,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:15:33,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-24 22:15:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-24 22:15:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:15:33,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:33,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:33,627 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-24 22:15:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-24 22:15:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:15:33,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:33,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:34,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-24 22:15:34,111 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-24 22:15:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:15:34,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:34,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:34,348 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:34,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:34,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2023-11-24 22:15:34,470 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2023-11-24 22:15:34,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:15:34,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:34,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2023-11-24 22:15:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2023-11-24 22:15:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:15:34,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:34,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:35,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-24 22:15:35,349 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-24 22:15:35,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:15:35,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:35,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2023-11-24 22:15:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-11-24 22:15:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:15:35,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:36,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:36,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2023-11-24 22:15:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2023-11-24 22:15:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:15:36,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:36,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:36,494 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-24 22:15:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-24 22:15:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:15:36,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:36,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:37,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2023-11-24 22:15:37,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2023-11-24 22:15:37,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:15:37,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:37,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:37,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2023-11-24 22:15:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2023-11-24 22:15:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:15:37,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:37,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:37,914 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:38,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-24 22:15:38,091 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-24 22:15:38,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:15:38,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:38,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-11-24 22:15:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-24 22:15:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:15:38,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:38,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2023-11-24 22:15:39,147 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2023-11-24 22:15:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:15:39,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-24 22:15:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-24 22:15:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:15:39,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:40,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2023-11-24 22:15:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2023-11-24 22:15:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:15:40,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2023-11-24 22:15:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2023-11-24 22:15:40,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:15:40,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:41,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-24 22:15:41,529 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-24 22:15:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:15:41,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:41,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2023-11-24 22:15:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-11-24 22:15:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:15:42,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:42,646 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 22:15:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-11-24 22:15:42,863 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-11-24 22:15:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:15:42,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-24 22:15:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-24 22:15:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:15:43,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:44,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2023-11-24 22:15:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2023-11-24 22:15:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:15:44,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2023-11-24 22:15:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2023-11-24 22:15:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:15:44,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-24 22:15:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-24 22:15:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:15:45,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:45,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2023-11-24 22:15:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2023-11-24 22:15:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:15:46,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:46,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2023-11-24 22:15:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2023-11-24 22:15:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:15:47,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:47,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:47,773 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:48,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-24 22:15:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-24 22:15:48,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:15:48,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:48,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:48,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2023-11-24 22:15:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2023-11-24 22:15:48,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:48,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:48,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2023-11-24 22:15:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2023-11-24 22:15:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:15:49,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:49,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-24 22:15:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-24 22:15:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:15:50,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:50,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2023-11-24 22:15:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2023-11-24 22:15:51,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:15:51,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:51,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-11-24 22:15:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-11-24 22:15:52,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:15:52,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:52,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:53,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-24 22:15:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-24 22:15:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:15:53,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:53,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-24 22:15:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-24 22:15:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:15:54,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:54,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2023-11-24 22:15:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2023-11-24 22:15:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:15:55,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:56,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-24 22:15:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-24 22:15:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:15:56,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 60 states and 62 transitions. [2023-11-24 22:15:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2023-11-24 22:15:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:15:57,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:58,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2023-11-24 22:15:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2023-11-24 22:15:58,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:15:58,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:58,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:59,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-24 22:15:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-24 22:15:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:15:59,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:59,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 63 states and 65 transitions. [2023-11-24 22:16:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2023-11-24 22:16:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:16:00,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:00,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2023-11-24 22:16:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2023-11-24 22:16:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:16:01,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:02,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-24 22:16:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-24 22:16:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:16:02,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 66 states and 68 transitions. [2023-11-24 22:16:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 68 transitions. [2023-11-24 22:16:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:16:03,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:03,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 67 states and 69 transitions. [2023-11-24 22:16:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2023-11-24 22:16:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:16:04,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:04,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-24 22:16:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-24 22:16:05,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:16:05,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:05,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 69 states and 71 transitions. [2023-11-24 22:16:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions. [2023-11-24 22:16:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:16:06,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:06,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:07,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:07,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 70 states and 72 transitions. [2023-11-24 22:16:07,838 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 72 transitions. [2023-11-24 22:16:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:16:07,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:07,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-24 22:16:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-24 22:16:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:16:08,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:08,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2023-11-24 22:16:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2023-11-24 22:16:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:16:10,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:10,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2023-11-24 22:16:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2023-11-24 22:16:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:16:11,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:11,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat