./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC --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 b073cc2eb0b196ef0c05471292790dfe61756b839736ddb49ad92ee60513afd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:15,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:16,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:18:16,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:16,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:16,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:16,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:16,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:16,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:16,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:16,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:16,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:16,159 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:16,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:16,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:16,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:16,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:16,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:16,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:16,164 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:16,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:16,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:16,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:16,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:16,167 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:16,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:16,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:16,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:16,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:16,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:16,171 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:16,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:16,172 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:16,172 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_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b073cc2eb0b196ef0c05471292790dfe61756b839736ddb49ad92ee60513afd2 [2023-11-23 20:18:16,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:16,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:16,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:16,554 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:16,554 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:16,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i [2023-11-23 20:18:19,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:20,011 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:20,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i [2023-11-23 20:18:20,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/data/a053291fb/27eb6c8b974b44e38294d1ada9556971/FLAG12770be7e [2023-11-23 20:18:20,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/data/a053291fb/27eb6c8b974b44e38294d1ada9556971 [2023-11-23 20:18:20,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:20,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:20,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:20,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:20,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:20,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1859e8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20, skipping insertion in model container [2023-11-23 20:18:20,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:20,253 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_d1779d54-f151-469c-a1cc-f024608c587d/sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i[821,834] [2023-11-23 20:18:20,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:20,277 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:20,287 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_d1779d54-f151-469c-a1cc-f024608c587d/sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init-2.i[821,834] [2023-11-23 20:18:20,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:20,311 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:20,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20 WrapperNode [2023-11-23 20:18:20,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:20,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:20,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:20,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:20,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,344 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-23 20:18:20,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:20,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:20,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:20,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:20,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:20,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:20,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:20,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:20,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:20,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:20,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:20,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1779d54-f151-469c-a1cc-f024608c587d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:18:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:18:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:18:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:18:20,560 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:20,562 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:20,771 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:20,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:20,882 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:18:20,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:20 BoogieIcfgContainer [2023-11-23 20:18:20,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:20,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:20,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:20,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:20,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:20" (1/1) ... [2023-11-23 20:18:20,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:18:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-23 20:18:20,985 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-23 20:18:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:18:20,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-23 20:18:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-23 20:18:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:18:21,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-11-23 20:18:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-11-23 20:18:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:18:21,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:18:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2023-11-23 20:18:21,795 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2023-11-23 20:18:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:18:21,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:18:21,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-23 20:18:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-23 20:18:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:18:21,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:18:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2023-11-23 20:18:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2023-11-23 20:18:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:18:22,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:22,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-11-23 20:18:22,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-23 20:18:22,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:18:22,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,626 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:22,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-11-23 20:18:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-11-23 20:18:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:18:22,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:22,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-23 20:18:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-23 20:18:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:18:22,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2023-11-23 20:18:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-23 20:18:23,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:18:23,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:23,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-11-23 20:18:23,430 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-11-23 20:18:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:23,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2023-11-23 20:18:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-23 20:18:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:18:23,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2023-11-23 20:18:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-23 20:18:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:18:23,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,108 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2023-11-23 20:18:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2023-11-23 20:18:24,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:24,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2023-11-23 20:18:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-11-23 20:18:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:18:24,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2023-11-23 20:18:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2023-11-23 20:18:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:18:24,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-23 20:18:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-23 20:18:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:25,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:25,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2023-11-23 20:18:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2023-11-23 20:18:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:18:25,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:25,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2023-11-23 20:18:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2023-11-23 20:18:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:18:26,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2023-11-23 20:18:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-23 20:18:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:18:26,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:26,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2023-11-23 20:18:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2023-11-23 20:18:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:18:26,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-23 20:18:27,342 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-23 20:18:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:18:27,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2023-11-23 20:18:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-23 20:18:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:18:27,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2023-11-23 20:18:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2023-11-23 20:18:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:18:28,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2023-11-23 20:18:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2023-11-23 20:18:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:18:28,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2023-11-23 20:18:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2023-11-23 20:18:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:18:29,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:29,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2023-11-23 20:18:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2023-11-23 20:18:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:18:29,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:29,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2023-11-23 20:18:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2023-11-23 20:18:30,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:18:30,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2023-11-23 20:18:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2023-11-23 20:18:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:18:30,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2023-11-23 20:18:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2023-11-23 20:18:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:18:31,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:31,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2023-11-23 20:18:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2023-11-23 20:18:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:18:32,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:32,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2023-11-23 20:18:32,691 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2023-11-23 20:18:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-23 20:18:32,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2023-11-23 20:18:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2023-11-23 20:18:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:18:33,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:33,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2023-11-23 20:18:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2023-11-23 20:18:33,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:18:33,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:33,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:34,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2023-11-23 20:18:34,566 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2023-11-23 20:18:34,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:18:34,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:34,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:35,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2023-11-23 20:18:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2023-11-23 20:18:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:18:35,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:35,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1558 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2023-11-23 20:18:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2023-11-23 20:18:35,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 20:18:35,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:35,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:36,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:36,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2023-11-23 20:18:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2023-11-23 20:18:36,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-23 20:18:36,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:36,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1757 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:37,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2023-11-23 20:18:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2023-11-23 20:18:37,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-23 20:18:37,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:37,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1861 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:38,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2023-11-23 20:18:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2023-11-23 20:18:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 20:18:38,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:38,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1968 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2023-11-23 20:18:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2023-11-23 20:18:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:18:38,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:38,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2078 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2023-11-23 20:18:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2023-11-23 20:18:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-23 20:18:39,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:39,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:40,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2191 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2023-11-23 20:18:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-11-23 20:18:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-23 20:18:40,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:41,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2023-11-23 20:18:41,518 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2023-11-23 20:18:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-23 20:18:41,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2426 backedges. 0 proven. 2420 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2023-11-23 20:18:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2023-11-23 20:18:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-23 20:18:42,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:42,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 0 proven. 2542 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:43,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2023-11-23 20:18:43,354 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2023-11-23 20:18:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-23 20:18:43,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:43,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2673 backedges. 0 proven. 2667 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:44,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2023-11-23 20:18:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2023-11-23 20:18:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 20:18:44,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:44,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:44,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2801 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:45,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2023-11-23 20:18:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2023-11-23 20:18:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-23 20:18:45,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:45,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:45,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2932 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2023-11-23 20:18:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2023-11-23 20:18:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:18:46,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3066 backedges. 0 proven. 3060 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2023-11-23 20:18:47,168 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2023-11-23 20:18:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 20:18:47,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3203 backedges. 0 proven. 3197 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:48,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2023-11-23 20:18:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2023-11-23 20:18:48,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-23 20:18:48,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:48,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:48,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3343 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2023-11-23 20:18:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2023-11-23 20:18:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-23 20:18:49,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:49,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3480 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2023-11-23 20:18:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2023-11-23 20:18:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-23 20:18:49,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:49,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3632 backedges. 0 proven. 3626 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2023-11-23 20:18:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2023-11-23 20:18:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-23 20:18:50,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:50,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3781 backedges. 0 proven. 3775 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:51,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:51,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2023-11-23 20:18:51,994 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2023-11-23 20:18:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 20:18:51,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:51,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3933 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2023-11-23 20:18:53,050 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2023-11-23 20:18:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 20:18:53,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:53,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4088 backedges. 0 proven. 4082 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2023-11-23 20:18:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2023-11-23 20:18:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 20:18:54,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4246 backedges. 0 proven. 4240 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2023-11-23 20:18:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2023-11-23 20:18:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 20:18:55,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:55,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4407 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:56,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:56,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2023-11-23 20:18:56,297 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2023-11-23 20:18:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:18:56,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:56,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4571 backedges. 0 proven. 4565 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2023-11-23 20:18:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2023-11-23 20:18:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-23 20:18:57,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:57,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:58,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4738 backedges. 0 proven. 4732 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:58,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2023-11-23 20:18:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2023-11-23 20:18:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-23 20:18:58,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4908 backedges. 0 proven. 4902 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:18:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 186 states and 249 transitions. [2023-11-23 20:18:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2023-11-23 20:18:59,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 20:18:59,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5081 backedges. 0 proven. 5075 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:19:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 189 states and 253 transitions. [2023-11-23 20:19:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 253 transitions. [2023-11-23 20:19:01,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 20:19:01,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 5257 backedges. 0 proven. 5251 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:19:02,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2023-11-23 20:19:02,321 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2023-11-23 20:19:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-23 20:19:02,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 5436 backedges. 0 proven. 5430 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:19:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2023-11-23 20:19:03,479 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2023-11-23 20:19:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-23 20:19:03,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:03,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat