./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfd8ca9d9dda86f57445168715d124831c95b647e7c1b1093bb129b0384cce9e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:23,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:23,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:23,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:23,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:23,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:23,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:23,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:23,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:23,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:23,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:23,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:23,416 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:23,417 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:23,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:23,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:23,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:23,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:23,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:23,420 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:23,420 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:23,421 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:23,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:23,422 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:23,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:23,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:23,424 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:23,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:23,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:23,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:23,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:23,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:23,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:23,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:23,428 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:23,428 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_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfd8ca9d9dda86f57445168715d124831c95b647e7c1b1093bb129b0384cce9e [2023-11-23 20:12:23,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:23,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:23,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:23,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:23,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:23,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2023-11-23 20:12:26,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:27,310 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:27,311 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2023-11-23 20:12:27,332 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/data/f4f72b171/eacc9bc6c7e14c6f9beaf68fe20b2739/FLAGc2afee03f [2023-11-23 20:12:27,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/data/f4f72b171/eacc9bc6c7e14c6f9beaf68fe20b2739 [2023-11-23 20:12:27,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:27,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:27,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:27,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:27,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:27,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:27,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d787a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27, skipping insertion in model container [2023-11-23 20:12:27,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:27,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:27,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:27,825 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:27,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:27,933 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:27,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27 WrapperNode [2023-11-23 20:12:27,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:27,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:27,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:27,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:27,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:27,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,010 INFO L138 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2023-11-23 20:12:28,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:28,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:28,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:28,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:28,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:28,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:28,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:28,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:28,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:27" (1/1) ... [2023-11-23 20:12:28,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:28,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:28,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:28,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14e5da-b064-4882-a716-39803b2524eb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:28,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:28,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:28,338 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:28,340 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:28,650 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:28,755 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:28,755 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:12:28,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:28 BoogieIcfgContainer [2023-11-23 20:12:28,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:28,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:28,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:28,772 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:28,773 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:28" (1/1) ... [2023-11-23 20:12:28,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:28,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-23 20:12:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-23 20:12:28,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:12:28,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:28,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-23 20:12:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-23 20:12:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:29,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:29,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:29,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-23 20:12:29,402 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-23 20:12:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:29,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:29,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:29,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:29,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-23 20:12:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-23 20:12:29,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:29,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:29,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:29,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-23 20:12:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-23 20:12:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:30,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2023-11-23 20:12:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-23 20:12:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:30,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:30,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:30,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2023-11-23 20:12:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2023-11-23 20:12:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:30,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:30,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2023-11-23 20:12:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2023-11-23 20:12:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:31,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:31,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2023-11-23 20:12:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-23 20:12:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:32,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:32,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 85 transitions. [2023-11-23 20:12:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2023-11-23 20:12:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:33,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:33,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:33,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2023-11-23 20:12:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2023-11-23 20:12:33,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:33,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:33,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:34,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2023-11-23 20:12:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2023-11-23 20:12:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:34,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:34,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2023-11-23 20:12:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-23 20:12:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:35,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2023-11-23 20:12:35,713 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2023-11-23 20:12:35,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:35,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:35,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-23 20:12:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-23 20:12:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:36,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:36,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2023-11-23 20:12:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-23 20:12:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:36,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:36,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2023-11-23 20:12:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2023-11-23 20:12:37,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:37,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:38,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 86 states and 142 transitions. [2023-11-23 20:12:38,096 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2023-11-23 20:12:38,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:38,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:38,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:39,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 154 transitions. [2023-11-23 20:12:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 154 transitions. [2023-11-23 20:12:39,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:39,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:39,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 93 states and 155 transitions. [2023-11-23 20:12:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 155 transitions. [2023-11-23 20:12:39,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:39,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:39,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:39,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 94 states and 155 transitions. [2023-11-23 20:12:39,748 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2023-11-23 20:12:39,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:39,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:39,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 95 states and 155 transitions. [2023-11-23 20:12:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 155 transitions. [2023-11-23 20:12:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:40,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:40,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:40,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 97 states and 156 transitions. [2023-11-23 20:12:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 156 transitions. [2023-11-23 20:12:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:40,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:40,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 98 states and 158 transitions. [2023-11-23 20:12:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 158 transitions. [2023-11-23 20:12:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:41,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:41,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 105 states and 170 transitions. [2023-11-23 20:12:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 170 transitions. [2023-11-23 20:12:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:42,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:42,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2023-11-23 20:12:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2023-11-23 20:12:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:43,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 111 states and 179 transitions. [2023-11-23 20:12:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 179 transitions. [2023-11-23 20:12:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:45,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 113 states and 180 transitions. [2023-11-23 20:12:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2023-11-23 20:12:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:45,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 114 states and 180 transitions. [2023-11-23 20:12:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 180 transitions. [2023-11-23 20:12:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:46,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:47,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 118 states and 187 transitions. [2023-11-23 20:12:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 187 transitions. [2023-11-23 20:12:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:47,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 129 states and 210 transitions. [2023-11-23 20:12:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 210 transitions. [2023-11-23 20:12:51,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:12:51,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-11-23 20:12:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-11-23 20:12:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:12:52,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:56,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 143 states and 238 transitions. [2023-11-23 20:12:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 238 transitions. [2023-11-23 20:12:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:56,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 147 states and 250 transitions. [2023-11-23 20:12:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 250 transitions. [2023-11-23 20:12:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:58,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 148 states and 251 transitions. [2023-11-23 20:12:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 251 transitions. [2023-11-23 20:12:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:58,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2023-11-23 20:12:59,351 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2023-11-23 20:12:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:59,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,526 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 114 states and 179 transitions. [2023-11-23 20:12:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2023-11-23 20:12:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:59,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 119 states and 195 transitions. [2023-11-23 20:13:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 195 transitions. [2023-11-23 20:13:01,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:01,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 124 states and 207 transitions. [2023-11-23 20:13:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 207 transitions. [2023-11-23 20:13:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:03,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2023-11-23 20:13:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2023-11-23 20:13:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:04,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 127 states and 208 transitions. [2023-11-23 20:13:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 208 transitions. [2023-11-23 20:13:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:04,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:04,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 128 states and 208 transitions. [2023-11-23 20:13:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 208 transitions. [2023-11-23 20:13:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:04,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:05,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2023-11-23 20:13:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2023-11-23 20:13:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:05,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2023-11-23 20:13:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2023-11-23 20:13:05,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:05,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2023-11-23 20:13:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2023-11-23 20:13:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:08,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 140 states and 238 transitions. [2023-11-23 20:13:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 238 transitions. [2023-11-23 20:13:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:09,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 141 states and 239 transitions. [2023-11-23 20:13:09,598 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 239 transitions. [2023-11-23 20:13:09,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:09,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 142 states and 239 transitions. [2023-11-23 20:13:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 239 transitions. [2023-11-23 20:13:10,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:10,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:10,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:10,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 144 states and 240 transitions. [2023-11-23 20:13:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 240 transitions. [2023-11-23 20:13:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:10,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:10,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:11,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 145 states and 240 transitions. [2023-11-23 20:13:11,334 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 240 transitions. [2023-11-23 20:13:11,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:11,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:13:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 146 states and 241 transitions. [2023-11-23 20:13:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 241 transitions. [2023-11-23 20:13:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:13,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 151 states and 250 transitions. [2023-11-23 20:13:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 250 transitions. [2023-11-23 20:13:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:15,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.