./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45a8f33f173b19ce98ca13bb7c3a70605cebce85501309e729b51c966620adf7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:32,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:32,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:56:32,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:32,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:32,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:32,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:32,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:32,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:32,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:32,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:32,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:32,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:32,742 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:32,743 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:32,743 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:32,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:32,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:32,744 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:32,744 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:32,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:32,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:32,746 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:32,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:32,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:32,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:32,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:32,748 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:32,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:32,749 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_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45a8f33f173b19ce98ca13bb7c3a70605cebce85501309e729b51c966620adf7 [2023-11-24 22:56:33,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:33,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:33,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:33,122 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:33,123 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:33,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i [2023-11-24 22:56:36,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:36,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:36,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/sv-benchmarks/c/array-memsafety/cstrspn-alloca-1.i [2023-11-24 22:56:36,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/data/46aded4df/9d9fe5575f044ef8839f0d200c5da0a0/FLAGb520ae07a [2023-11-24 22:56:36,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/data/46aded4df/9d9fe5575f044ef8839f0d200c5da0a0 [2023-11-24 22:56:36,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:36,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:36,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:36,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:36,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:36,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:36" (1/1) ... [2023-11-24 22:56:36,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502a81f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:36, skipping insertion in model container [2023-11-24 22:56:36,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:36" (1/1) ... [2023-11-24 22:56:36,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:37,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:37,189 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:37,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:37,278 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:37,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37 WrapperNode [2023-11-24 22:56:37,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:37,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:37,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:37,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:37,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,346 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-24 22:56:37,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:37,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:37,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:37,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:37,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:37,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:37,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:37,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:37,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:37,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:37,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:37,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58890573-0606-4516-9ff8-fe900963070d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:37,684 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:37,686 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:38,011 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:38,076 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:38,076 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:56:38,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:38 BoogieIcfgContainer [2023-11-24 22:56:38,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:38,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:38,079 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:38,090 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:38,091 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:38" (1/1) ... [2023-11-24 22:56:38,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:38,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2023-11-24 22:56:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-24 22:56:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:38,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-24 22:56:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-24 22:56:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:38,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-24 22:56:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-24 22:56:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:39,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-24 22:56:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-24 22:56:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:40,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2023-11-24 22:56:41,529 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2023-11-24 22:56:41,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:41,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2023-11-24 22:56:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2023-11-24 22:56:42,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:42,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:42,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2023-11-24 22:56:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-11-24 22:56:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:44,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2023-11-24 22:56:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2023-11-24 22:56:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:44,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2023-11-24 22:56:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2023-11-24 22:56:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:47,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2023-11-24 22:56:49,250 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2023-11-24 22:56:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:49,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:50,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2023-11-24 22:56:50,312 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2023-11-24 22:56:50,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:50,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:50,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2023-11-24 22:56:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2023-11-24 22:56:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:51,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:51,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:51,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:53,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2023-11-24 22:56:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2023-11-24 22:56:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:53,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:53,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:56:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 109 transitions. [2023-11-24 22:56:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 109 transitions. [2023-11-24 22:56:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:54,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:54,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:54,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 110 transitions. [2023-11-24 22:56:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 110 transitions. [2023-11-24 22:56:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:54,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:54,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:57,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:57,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 67 states and 121 transitions. [2023-11-24 22:56:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 121 transitions. [2023-11-24 22:56:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:57,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:57,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 129 transitions. [2023-11-24 22:57:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2023-11-24 22:57:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:00,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:00,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2023-11-24 22:57:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2023-11-24 22:57:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:02,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:02,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:02,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2023-11-24 22:57:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2023-11-24 22:57:04,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:04,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:04,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:09,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 74 states and 149 transitions. [2023-11-24 22:57:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 149 transitions. [2023-11-24 22:57:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:09,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:09,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:15,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 77 states and 159 transitions. [2023-11-24 22:57:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 159 transitions. [2023-11-24 22:57:15,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:15,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:15,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2023-11-24 22:57:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2023-11-24 22:57:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:17,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:17,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:17,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 72 states and 144 transitions. [2023-11-24 22:57:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 144 transitions. [2023-11-24 22:57:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:17,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:17,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:18,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2023-11-24 22:57:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2023-11-24 22:57:18,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:18,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:18,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:20,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 75 states and 151 transitions. [2023-11-24 22:57:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 151 transitions. [2023-11-24 22:57:20,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:20,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:20,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:21,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2023-11-24 22:57:21,790 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2023-11-24 22:57:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:21,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:21,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:57:22,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:22,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2023-11-24 22:57:22,830 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2023-11-24 22:57:22,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:22,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:22,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:57:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2023-11-24 22:57:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2023-11-24 22:57:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:23,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:23,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2023-11-24 22:57:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2023-11-24 22:57:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:27,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:57:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 72 states and 130 transitions. [2023-11-24 22:57:28,325 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 130 transitions. [2023-11-24 22:57:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:28,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.