./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label46.c --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_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/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_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/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_511d9973-8624-4592-ba5b-682cea7cfd78/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 14408b329878540946fe7764dd35bdde7ddb2280d1dd9f9e09220bf70c4bb1b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:11,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:11,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:00:11,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:11,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:11,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:11,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:11,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:11,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:11,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:11,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:11,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:11,297 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:11,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:11,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:11,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:11,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:11,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:11,307 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:11,308 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:11,308 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:11,309 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:11,310 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:11,310 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:11,311 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:11,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:11,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:11,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:11,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:11,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:11,316 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:11,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:11,317 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:11,318 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_511d9973-8624-4592-ba5b-682cea7cfd78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14408b329878540946fe7764dd35bdde7ddb2280d1dd9f9e09220bf70c4bb1b5 [2023-11-19 04:00:11,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:11,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:11,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:11,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:11,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:11,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2023-11-19 04:00:15,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:15,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:15,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2023-11-19 04:00:15,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/data/ca88a7384/9a717875973c4f5d8377a3dd0dd584ec/FLAG24e502198 [2023-11-19 04:00:15,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/data/ca88a7384/9a717875973c4f5d8377a3dd0dd584ec [2023-11-19 04:00:15,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:15,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:15,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:15,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:15,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:15,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:15" (1/1) ... [2023-11-19 04:00:15,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db2a109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:15, skipping insertion in model container [2023-11-19 04:00:15,747 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:15" (1/1) ... [2023-11-19 04:00:15,824 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:16,338 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_511d9973-8624-4592-ba5b-682cea7cfd78/sv-benchmarks/c/eca-rers2012/Problem01_label46.c[19475,19488] [2023-11-19 04:00:16,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:16,387 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:16,562 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_511d9973-8624-4592-ba5b-682cea7cfd78/sv-benchmarks/c/eca-rers2012/Problem01_label46.c[19475,19488] [2023-11-19 04:00:16,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:16,617 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:16,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16 WrapperNode [2023-11-19 04:00:16,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:16,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:16,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:16,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:16,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,717 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 658 [2023-11-19 04:00:16,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:16,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:16,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:16,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:16,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:16,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:16,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:16,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:16,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:16" (1/1) ... [2023-11-19 04:00:16,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:16,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:16,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:16,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_511d9973-8624-4592-ba5b-682cea7cfd78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:16,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:17,003 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:17,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:18,356 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:18,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:18,752 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:00:18,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:18 BoogieIcfgContainer [2023-11-19 04:00:18,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:18,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:18,762 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:18,775 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:18,775 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:18,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2023-11-19 04:00:18,874 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2023-11-19 04:00:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:00:18,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:19,631 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 04:00:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2023-11-19 04:00:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2023-11-19 04:00:20,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 04:00:20,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2023-11-19 04:00:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2023-11-19 04:00:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:00:20,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2023-11-19 04:00:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2023-11-19 04:00:21,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:00:21,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:00:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2023-11-19 04:00:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2023-11-19 04:00:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 04:00:21,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2023-11-19 04:00:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2023-11-19 04:00:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 04:00:22,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:00:22,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2023-11-19 04:00:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2023-11-19 04:00:22,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 04:00:22,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 186 states and 293 transitions. [2023-11-19 04:00:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2023-11-19 04:00:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 04:00:24,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:24,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:24,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:24,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 190 states and 297 transitions. [2023-11-19 04:00:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 297 transitions. [2023-11-19 04:00:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 04:00:24,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:24,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 205 states and 316 transitions. [2023-11-19 04:00:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 316 transitions. [2023-11-19 04:00:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 04:00:25,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:25,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:00:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 227 states and 347 transitions. [2023-11-19 04:00:26,681 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2023-11-19 04:00:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 04:00:26,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:26,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 232 states and 354 transitions. [2023-11-19 04:00:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 354 transitions. [2023-11-19 04:00:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 04:00:27,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:27,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:00:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 241 states and 363 transitions. [2023-11-19 04:00:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 363 transitions. [2023-11-19 04:00:27,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 04:00:27,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:27,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:00:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 242 states and 364 transitions. [2023-11-19 04:00:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 364 transitions. [2023-11-19 04:00:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 04:00:28,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:28,272 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:29,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:29,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 267 states and 400 transitions. [2023-11-19 04:00:29,470 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 400 transitions. [2023-11-19 04:00:29,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 04:00:29,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:29,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:30,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 276 states and 415 transitions. [2023-11-19 04:00:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 415 transitions. [2023-11-19 04:00:30,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 04:00:30,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:30,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:30,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2023-11-19 04:00:30,942 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2023-11-19 04:00:30,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 04:00:30,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:30,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:31,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 296 states and 452 transitions. [2023-11-19 04:00:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 452 transitions. [2023-11-19 04:00:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 04:00:31,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:31,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,857 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 314 states and 475 transitions. [2023-11-19 04:00:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 475 transitions. [2023-11-19 04:00:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 04:00:32,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 319 states and 483 transitions. [2023-11-19 04:00:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 483 transitions. [2023-11-19 04:00:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:00:33,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:33,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:33,276 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:00:34,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 338 states and 505 transitions. [2023-11-19 04:00:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 505 transitions. [2023-11-19 04:00:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:00:34,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,164 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:00:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 340 states and 507 transitions. [2023-11-19 04:00:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 507 transitions. [2023-11-19 04:00:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 04:00:34,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:00:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:35,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 355 states and 526 transitions. [2023-11-19 04:00:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 526 transitions. [2023-11-19 04:00:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 04:00:35,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:35,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:00:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 458 states and 637 transitions. [2023-11-19 04:00:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 637 transitions. [2023-11-19 04:00:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 04:00:37,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:00:37,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 465 states and 645 transitions. [2023-11-19 04:00:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 645 transitions. [2023-11-19 04:00:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 04:00:37,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:37,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:38,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 475 states and 657 transitions. [2023-11-19 04:00:38,790 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 657 transitions. [2023-11-19 04:00:38,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 04:00:38,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:38,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 478 states and 660 transitions. [2023-11-19 04:00:39,133 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 660 transitions. [2023-11-19 04:00:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 04:00:39,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:39,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 500 states and 685 transitions. [2023-11-19 04:00:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 685 transitions. [2023-11-19 04:00:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 04:00:41,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:41,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:41,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 506 states and 693 transitions. [2023-11-19 04:00:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 693 transitions. [2023-11-19 04:00:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 04:00:41,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:41,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:42,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:42,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 508 states and 694 transitions. [2023-11-19 04:00:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 694 transitions. [2023-11-19 04:00:42,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 04:00:42,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:42,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 510 states and 696 transitions. [2023-11-19 04:00:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 696 transitions. [2023-11-19 04:00:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 04:00:42,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:42,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 524 states and 719 transitions. [2023-11-19 04:00:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 719 transitions. [2023-11-19 04:00:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 04:00:43,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:43,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:43,587 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:44,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 537 states and 735 transitions. [2023-11-19 04:00:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 735 transitions. [2023-11-19 04:00:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 04:00:44,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:44,123 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:46,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 575 states and 783 transitions. [2023-11-19 04:00:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 783 transitions. [2023-11-19 04:00:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 04:00:46,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:46,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:46,284 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 577 states and 785 transitions. [2023-11-19 04:00:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 785 transitions. [2023-11-19 04:00:46,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 04:00:46,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:46,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:00:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 581 states and 789 transitions. [2023-11-19 04:00:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 789 transitions. [2023-11-19 04:00:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 04:00:46,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:46,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:47,107 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:00:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 589 states and 798 transitions. [2023-11-19 04:00:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 798 transitions. [2023-11-19 04:00:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 04:00:47,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:00:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 602 states and 815 transitions. [2023-11-19 04:00:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 815 transitions. [2023-11-19 04:00:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 04:00:48,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 608 states and 824 transitions. [2023-11-19 04:00:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 824 transitions. [2023-11-19 04:00:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 04:00:48,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:48,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 646 states and 874 transitions. [2023-11-19 04:00:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 874 transitions. [2023-11-19 04:00:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 04:00:50,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:50,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 671 states and 900 transitions. [2023-11-19 04:00:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 900 transitions. [2023-11-19 04:00:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 04:00:51,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:51,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 683 states and 914 transitions. [2023-11-19 04:00:52,473 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 914 transitions. [2023-11-19 04:00:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 04:00:52,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:52,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:52,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 692 states and 923 transitions. [2023-11-19 04:00:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 923 transitions. [2023-11-19 04:00:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 04:00:53,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:53,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:00:53,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 696 states and 926 transitions. [2023-11-19 04:00:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 926 transitions. [2023-11-19 04:00:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 04:00:53,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:53,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-19 04:00:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 699 states and 929 transitions. [2023-11-19 04:00:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 929 transitions. [2023-11-19 04:00:53,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 04:00:53,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:53,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:00:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:54,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 715 states and 949 transitions. [2023-11-19 04:00:54,234 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 949 transitions. [2023-11-19 04:00:54,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 04:00:54,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:54,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:00:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 716 states and 949 transitions. [2023-11-19 04:00:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 949 transitions. [2023-11-19 04:00:54,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 04:00:54,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:54,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.