./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL --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 830adb811cc268031c58590b9b139b3834070c408d8c80014d1db1461ae4c329 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:10,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:10,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:38:10,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:38:10,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:38:10,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:10,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:38:10,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:38:10,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:10,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:10,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:10,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:38:10,466 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:10,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:38:10,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:10,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:10,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:38:10,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:10,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:38:10,469 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:10,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:38:10,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:10,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:10,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:10,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:10,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:10,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:10,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:10,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:10,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:38:10,474 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:38:10,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:38:10,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:38:10,475 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_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830adb811cc268031c58590b9b139b3834070c408d8c80014d1db1461ae4c329 [2023-11-19 02:38:10,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:10,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:10,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:10,786 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:10,787 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:10,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i [2023-11-19 02:38:13,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:38:14,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:38:14,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i [2023-11-19 02:38:14,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/data/b2e8799d3/b2834cec90104b8a9d3aeee0a5e49449/FLAGa26861961 [2023-11-19 02:38:14,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/data/b2e8799d3/b2834cec90104b8a9d3aeee0a5e49449 [2023-11-19 02:38:14,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:38:14,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:38:14,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:14,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:38:14,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:38:14,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4407eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14, skipping insertion in model container [2023-11-19 02:38:14,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:38:14,232 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_250dd3a8-8fbc-488f-aa43-08021c03897e/sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i[952,965] [2023-11-19 02:38:14,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:14,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:38:14,266 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_250dd3a8-8fbc-488f-aa43-08021c03897e/sv-benchmarks/c/array-industry-pattern/array_ptr_partial_init.i[952,965] [2023-11-19 02:38:14,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:14,287 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:38:14,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14 WrapperNode [2023-11-19 02:38:14,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:14,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:14,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:38:14,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:38:14,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,324 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2023-11-19 02:38:14,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:14,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:38:14,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:38:14,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:38:14,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,348 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:38:14,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:38:14,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:38:14,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:38:14,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:14,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:38:14,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:38:14,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_250dd3a8-8fbc-488f-aa43-08021c03897e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:38:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:38:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:38:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:38:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:38:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:38:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:38:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:38:14,575 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:38:14,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:38:14,783 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:38:14,823 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:38:14,824 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:38:14,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:14 BoogieIcfgContainer [2023-11-19 02:38:14,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:38:14,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:38:14,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:38:14,841 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:38:14,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:14" (1/1) ... [2023-11-19 02:38:14,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:38:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:14,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2023-11-19 02:38:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2023-11-19 02:38:14,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:38:14,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:14,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-19 02:38:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-19 02:38:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:38:15,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:15,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-19 02:38:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-19 02:38:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:38:15,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:15,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:15,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:15,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:15,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 02:38:15,444 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 02:38:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:38:15,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:15,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 02:38:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 02:38:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:38:15,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:15,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:15,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 02:38:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 02:38:15,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:38:15,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:15,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-11-19 02:38:16,108 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-11-19 02:38:16,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:38:16,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:16,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2023-11-19 02:38:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2023-11-19 02:38:16,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:38:16,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:16,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-19 02:38:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-19 02:38:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:38:16,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:16,725 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-19 02:38:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-19 02:38:16,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:38:16,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:16,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:16,950 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-19 02:38:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-19 02:38:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:38:17,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:17,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 02:38:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 02:38:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:38:17,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:17,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:17,533 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:17,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:17,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-19 02:38:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-19 02:38:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:38:17,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 02:38:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 02:38:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:38:17,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:17,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:18,201 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:18,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-19 02:38:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-19 02:38:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:38:18,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:18,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-19 02:38:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-19 02:38:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:38:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:18,952 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-19 02:38:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-19 02:38:19,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:38:19,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:19,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:19,328 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-11-19 02:38:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-11-19 02:38:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:38:19,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:19,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:19,715 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-19 02:38:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-19 02:38:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:38:19,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:19,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-19 02:38:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-19 02:38:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:38:20,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:20,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-19 02:38:20,595 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-19 02:38:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:38:20,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:20,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-11-19 02:38:21,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-19 02:38:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:38:21,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:21,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-19 02:38:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-19 02:38:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:38:21,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:21,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:21,846 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:21,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-19 02:38:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-19 02:38:21,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:38:21,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:21,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:22,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-19 02:38:22,501 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-19 02:38:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:38:22,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:22,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:22,866 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:23,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-19 02:38:23,017 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-19 02:38:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:38:23,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:23,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-19 02:38:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-19 02:38:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:38:23,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:23,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-19 02:38:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 02:38:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:38:24,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:24,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-19 02:38:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-19 02:38:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:38:24,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:24,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:25,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-19 02:38:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-19 02:38:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:38:25,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:25,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-19 02:38:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-19 02:38:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:38:26,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:26,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:26,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-19 02:38:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-19 02:38:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:38:26,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:26,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-19 02:38:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-19 02:38:27,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:38:27,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:27,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:28,099 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2023-11-19 02:38:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-19 02:38:28,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:38:28,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:28,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:29,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:29,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-19 02:38:29,014 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-19 02:38:29,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:38:29,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:29,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:29,621 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:29,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:29,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-19 02:38:29,796 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-19 02:38:29,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:38:29,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:29,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-11-19 02:38:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-19 02:38:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:38:30,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2023-11-19 02:38:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2023-11-19 02:38:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:38:31,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:31,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-11-19 02:38:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-11-19 02:38:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:38:32,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:32,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2023-11-19 02:38:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-19 02:38:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:38:33,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:33,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2023-11-19 02:38:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-19 02:38:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:38:34,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:34,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2023-11-19 02:38:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2023-11-19 02:38:35,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:38:35,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2023-11-19 02:38:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2023-11-19 02:38:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:38:36,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:36,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:36,795 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2023-11-19 02:38:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2023-11-19 02:38:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:38:37,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:37,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2023-11-19 02:38:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2023-11-19 02:38:37,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:38:37,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:37,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2023-11-19 02:38:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-19 02:38:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:38:38,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:38,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2023-11-19 02:38:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2023-11-19 02:38:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:38:39,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2023-11-19 02:38:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2023-11-19 02:38:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:38:41,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:41,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:41,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2023-11-19 02:38:41,994 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2023-11-19 02:38:41,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:38:41,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:41,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:43,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2023-11-19 02:38:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2023-11-19 02:38:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:38:43,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:43,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2023-11-19 02:38:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2023-11-19 02:38:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:38:44,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:44,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:45,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 60 states and 66 transitions. [2023-11-19 02:38:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2023-11-19 02:38:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:38:45,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:45,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:46,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 61 states and 67 transitions. [2023-11-19 02:38:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2023-11-19 02:38:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:38:46,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:46,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 62 states and 68 transitions. [2023-11-19 02:38:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2023-11-19 02:38:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:38:47,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:47,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1329 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 63 states and 69 transitions. [2023-11-19 02:38:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2023-11-19 02:38:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:38:48,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:48,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:49,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-11-19 02:38:49,876 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-11-19 02:38:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:38:49,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:49,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:50,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:50,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-19 02:38:50,954 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-19 02:38:50,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:38:50,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:50,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2023-11-19 02:38:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-19 02:38:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:38:52,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:52,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1543 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:53,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2023-11-19 02:38:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2023-11-19 02:38:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:38:53,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2023-11-19 02:38:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2023-11-19 02:38:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:38:54,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:54,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2023-11-19 02:38:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2023-11-19 02:38:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:38:56,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:56,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1714 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2023-11-19 02:38:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2023-11-19 02:38:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:38:57,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:57,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:38:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2023-11-19 02:38:58,792 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2023-11-19 02:38:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:38:58,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:58,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat