./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/as2013-hybrid.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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/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 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:31,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:31,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:22:31,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:31,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:31,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:31,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:31,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:31,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:31,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:31,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:31,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:31,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:31,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:31,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:31,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:31,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:31,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:31,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:31,892 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:31,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:31,893 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:31,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:31,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:31,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:31,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:31,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:31,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:31,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:31,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:31,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:31,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:31,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:31,900 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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 [2023-11-19 03:22:32,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:32,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:32,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:32,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:32,210 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:32,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-19 03:22:35,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:22:35,624 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:22:35,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-19 03:22:35,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/data/1f2526847/5d63ace03cb4485498d043a23bbb9335/FLAG5cc3f14dd [2023-11-19 03:22:35,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/data/1f2526847/5d63ace03cb4485498d043a23bbb9335 [2023-11-19 03:22:35,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:22:35,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:22:35,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:35,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:22:35,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:22:35,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed21708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35, skipping insertion in model container [2023-11-19 03:22:35,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:22:35,860 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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] [2023-11-19 03:22:35,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:35,893 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:22:35,908 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_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] [2023-11-19 03:22:35,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:35,930 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:22:35,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35 WrapperNode [2023-11-19 03:22:35,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:35,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:35,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:22:35,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:22:35,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,968 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-19 03:22:35,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:35,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:22:35,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:22:35,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:22:35,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:35,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:36,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:22:36,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:22:36,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:22:36,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:22:36,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:35" (1/1) ... [2023-11-19 03:22:36,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:36,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:22:36,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:22:36,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1f2c24-8508-43ec-bfb9-2ab57e49c704/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:22:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:22:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:22:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:22:36,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:22:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:22:36,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:22:36,166 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:22:36,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:22:36,290 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:22:36,325 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:22:36,325 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:22:36,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:36 BoogieIcfgContainer [2023-11-19 03:22:36,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:22:36,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:22:36,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:22:36,342 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:22:36,342 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:36" (1/1) ... [2023-11-19 03:22:36,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:22:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-19 03:22:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-19 03:22:36,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:22:36,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:36,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:36,774 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 03:22:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-19 03:22:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-19 03:22:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:22:36,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:36,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:37,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2023-11-19 03:22:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2023-11-19 03:22:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:22:37,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:37,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:37,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:37,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-19 03:22:37,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-19 03:22:37,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:22:37,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:37,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:37,701 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:22:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 37 transitions. [2023-11-19 03:22:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2023-11-19 03:22:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:22:38,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:38,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:38,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:22:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:39,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 48 transitions. [2023-11-19 03:22:39,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2023-11-19 03:22:39,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:22:39,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:39,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 54 transitions. [2023-11-19 03:22:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2023-11-19 03:22:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:22:39,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:39,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:22:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 67 transitions. [2023-11-19 03:22:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2023-11-19 03:22:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:22:40,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:40,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:22:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 68 transitions. [2023-11-19 03:22:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2023-11-19 03:22:41,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:22:41,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:41,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:22:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 71 transitions. [2023-11-19 03:22:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2023-11-19 03:22:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:22:41,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:41,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:22:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 69 transitions. [2023-11-19 03:22:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2023-11-19 03:22:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:22:42,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:42,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:22:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 68 transitions. [2023-11-19 03:22:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2023-11-19 03:22:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:22:42,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:42,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:42,757 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:22:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:43,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 69 transitions. [2023-11-19 03:22:43,128 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2023-11-19 03:22:43,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:22:43,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:43,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:22:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 80 transitions. [2023-11-19 03:22:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-11-19 03:22:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:22:44,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:44,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:22:44,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:44,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 82 transitions. [2023-11-19 03:22:44,648 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2023-11-19 03:22:44,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:22:44,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:44,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:44,713 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:22:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2023-11-19 03:22:45,231 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2023-11-19 03:22:45,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:22:45,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-19 03:22:45,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 84 transitions. [2023-11-19 03:22:45,915 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2023-11-19 03:22:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:45,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:22:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 96 transitions. [2023-11-19 03:22:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2023-11-19 03:22:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:47,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:22:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 97 transitions. [2023-11-19 03:22:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2023-11-19 03:22:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:47,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:22:48,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 54 states and 100 transitions. [2023-11-19 03:22:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2023-11-19 03:22:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:22:48,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 32 proven. 22 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 03:22:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 99 transitions. [2023-11-19 03:22:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2023-11-19 03:22:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:22:48,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:22:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2023-11-19 03:22:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2023-11-19 03:22:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:22:50,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:22:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 112 transitions. [2023-11-19 03:22:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2023-11-19 03:22:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:22:50,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:22:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2023-11-19 03:22:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2023-11-19 03:22:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:22:51,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:51,374 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 39 proven. 28 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-19 03:22:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 114 transitions. [2023-11-19 03:22:52,136 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-19 03:22:52,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:22:52,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:52,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,361 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 03:22:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 67 states and 126 transitions. [2023-11-19 03:22:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2023-11-19 03:22:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:22:53,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 03:22:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 127 transitions. [2023-11-19 03:22:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 127 transitions. [2023-11-19 03:22:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:22:54,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 03:22:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 130 transitions. [2023-11-19 03:22:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2023-11-19 03:22:54,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:22:54,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,811 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 46 proven. 34 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2023-11-19 03:22:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 70 states and 129 transitions. [2023-11-19 03:22:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2023-11-19 03:22:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:22:55,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:22:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 75 states and 141 transitions. [2023-11-19 03:22:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2023-11-19 03:22:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:22:57,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:22:57,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 142 transitions. [2023-11-19 03:22:57,692 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 142 transitions. [2023-11-19 03:22:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:22:57,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:22:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 145 transitions. [2023-11-19 03:22:58,337 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2023-11-19 03:22:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:22:58,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:58,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:58,420 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 53 proven. 40 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 03:22:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 78 states and 144 transitions. [2023-11-19 03:22:59,289 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 144 transitions. [2023-11-19 03:22:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:22:59,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:59,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 03:23:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:00,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 156 transitions. [2023-11-19 03:23:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2023-11-19 03:23:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:23:00,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:00,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 03:23:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:01,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 84 states and 157 transitions. [2023-11-19 03:23:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2023-11-19 03:23:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:23:01,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 03:23:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 86 states and 160 transitions. [2023-11-19 03:23:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 160 transitions. [2023-11-19 03:23:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:23:02,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:02,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 60 proven. 46 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2023-11-19 03:23:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:03,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 86 states and 159 transitions. [2023-11-19 03:23:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 159 transitions. [2023-11-19 03:23:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:23:03,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:03,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:23:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 91 states and 168 transitions. [2023-11-19 03:23:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 168 transitions. [2023-11-19 03:23:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:23:04,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:04,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:04,969 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:23:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 92 states and 169 transitions. [2023-11-19 03:23:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 169 transitions. [2023-11-19 03:23:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:23:05,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:05,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:23:06,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 94 states and 172 transitions. [2023-11-19 03:23:06,274 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2023-11-19 03:23:06,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 03:23:06,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:06,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 67 proven. 52 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-19 03:23:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 94 states and 171 transitions. [2023-11-19 03:23:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 171 transitions. [2023-11-19 03:23:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:23:07,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:07,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:07,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 40 proven. 22 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-19 03:23:11,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:11,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 119 states and 197 transitions. [2023-11-19 03:23:11,089 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 197 transitions. [2023-11-19 03:23:11,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:23:11,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:11,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:11,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 32 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-19 03:23:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 198 transitions. [2023-11-19 03:23:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-11-19 03:23:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:23:12,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:12,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 32 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-19 03:23:13,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 131 states and 198 transitions. [2023-11-19 03:23:13,656 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 198 transitions. [2023-11-19 03:23:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:23:13,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:13,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:14,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 320 proven. 41 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2023-11-19 03:23:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 205 transitions. [2023-11-19 03:23:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-19 03:23:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 03:23:15,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:15,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 372 proven. 45 refuted. 0 times theorem prover too weak. 1407 trivial. 0 not checked. [2023-11-19 03:23:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 136 states and 205 transitions. [2023-11-19 03:23:17,353 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 205 transitions. [2023-11-19 03:23:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-19 03:23:17,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:17,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 519 proven. 153 refuted. 0 times theorem prover too weak. 3155 trivial. 0 not checked. [2023-11-19 03:23:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:18,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 138 states and 208 transitions. [2023-11-19 03:23:18,134 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-19 03:23:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-19 03:23:18,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:18,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 82 proven. 486 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked.