./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/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_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi --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 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:22,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:22,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:10:22,246 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:22,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:22,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:22,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:22,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:22,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:22,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:22,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:22,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:22,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:22,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:22,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:22,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:22,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:22,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:22,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:22,280 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:10:22,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:22,285 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:22,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:22,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:22,287 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:22,287 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:22,288 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:22,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:22,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:22,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:22,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:22,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:22,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:22,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:22,291 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:22,291 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_faab92d8-8c01-4306-92d7-889145a71e95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d [2023-11-24 23:10:22,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:22,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:22,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:22,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:22,684 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:22,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2023-11-24 23:10:25,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:26,278 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:26,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2023-11-24 23:10:26,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/data/a4b9acff7/e86932a9e95a41ad841b0fe424e96085/FLAGf5a282dfa [2023-11-24 23:10:26,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/data/a4b9acff7/e86932a9e95a41ad841b0fe424e96085 [2023-11-24 23:10:26,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:26,314 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:26,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:26,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:26,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:26,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e9ea2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26, skipping insertion in model container [2023-11-24 23:10:26,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,400 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:26,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:26,797 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:26,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:26,871 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:26,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26 WrapperNode [2023-11-24 23:10:26,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:26,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:26,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:26,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:26,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,918 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-24 23:10:26,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:26,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:26,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:26,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:26,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:26,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:26,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:26,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:26,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:26,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:26,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:27,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faab92d8-8c01-4306-92d7-889145a71e95/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:10:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:27,153 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:27,155 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:27,379 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:27,445 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:27,445 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:10:27,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:27 BoogieIcfgContainer [2023-11-24 23:10:27,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:27,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:27,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:27,459 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:27,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:27" (1/1) ... [2023-11-24 23:10:27,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-24 23:10:27,529 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-24 23:10:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:10:27,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,906 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 23:10:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-24 23:10:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-24 23:10:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:10:27,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,099 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 23:10:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-24 23:10:28,179 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-24 23:10:28,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:10:28,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,294 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 23:10:28,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-24 23:10:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-24 23:10:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:10:28,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,650 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 23:10:28,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2023-11-24 23:10:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2023-11-24 23:10:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:10:28,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,064 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 23:10:29,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2023-11-24 23:10:29,467 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2023-11-24 23:10:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:10:29,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,521 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 23:10:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2023-11-24 23:10:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-24 23:10:30,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:10:30,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,151 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 23:10:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2023-11-24 23:10:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2023-11-24 23:10:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:10:30,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,809 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 23:10:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 99 transitions. [2023-11-24 23:10:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 99 transitions. [2023-11-24 23:10:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:10:31,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,599 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 23:10:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 68 states and 107 transitions. [2023-11-24 23:10:32,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 107 transitions. [2023-11-24 23:10:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:10:32,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:32,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 70 states and 109 transitions. [2023-11-24 23:10:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 109 transitions. [2023-11-24 23:10:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:10:32,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2023-11-24 23:10:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-11-24 23:10:32,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:10:32,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,746 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 23:10:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-24 23:10:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-24 23:10:32,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:10:32,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,793 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 23:10:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 86 transitions. [2023-11-24 23:10:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2023-11-24 23:10:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:33,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2023-11-24 23:10:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2023-11-24 23:10:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:34,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:35,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2023-11-24 23:10:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2023-11-24 23:10:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:35,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2023-11-24 23:10:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2023-11-24 23:10:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:35,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:36,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2023-11-24 23:10:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-24 23:10:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:36,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2023-11-24 23:10:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2023-11-24 23:10:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:36,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:36,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 108 transitions. [2023-11-24 23:10:36,838 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2023-11-24 23:10:36,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:36,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,932 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 23:10:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2023-11-24 23:10:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2023-11-24 23:10:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:38,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:38,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:38,036 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 23:10:39,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 80 states and 122 transitions. [2023-11-24 23:10:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2023-11-24 23:10:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:39,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,257 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:10:39,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 120 transitions. [2023-11-24 23:10:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2023-11-24 23:10:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:39,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:41,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 82 states and 124 transitions. [2023-11-24 23:10:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-24 23:10:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:41,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2023-11-24 23:10:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2023-11-24 23:10:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:41,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:41,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2023-11-24 23:10:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2023-11-24 23:10:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:41,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,963 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 23:10:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2023-11-24 23:10:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2023-11-24 23:10:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:42,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:42,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:42,910 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 23:10:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:43,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 88 states and 130 transitions. [2023-11-24 23:10:43,577 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 130 transitions. [2023-11-24 23:10:43,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:10:43,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:43,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:10:44,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:44,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2023-11-24 23:10:44,257 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2023-11-24 23:10:44,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:10:44,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:44,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:44,279 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 23:10:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2023-11-24 23:10:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-24 23:10:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:10:45,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:45,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:45,487 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 23:10:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2023-11-24 23:10:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2023-11-24 23:10:46,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:10:46,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:46,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:46,807 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 23:10:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 100 states and 149 transitions. [2023-11-24 23:10:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 149 transitions. [2023-11-24 23:10:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:10:47,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:47,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:47,179 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 23:10:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2023-11-24 23:10:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2023-11-24 23:10:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:47,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:47,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:47,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:49,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 107 states and 166 transitions. [2023-11-24 23:10:49,276 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 166 transitions. [2023-11-24 23:10:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:49,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 112 states and 178 transitions. [2023-11-24 23:10:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 178 transitions. [2023-11-24 23:10:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:50,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:50,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 114 states and 179 transitions. [2023-11-24 23:10:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2023-11-24 23:10:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:51,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 115 states and 179 transitions. [2023-11-24 23:10:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 179 transitions. [2023-11-24 23:10:51,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:51,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:51,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 179 transitions. [2023-11-24 23:10:52,220 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 179 transitions. [2023-11-24 23:10:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:52,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:52,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:52,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-24 23:10:52,648 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-24 23:10:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:52,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:52,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:52,946 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 123 states and 197 transitions. [2023-11-24 23:10:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 197 transitions. [2023-11-24 23:10:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:54,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:54,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 127 states and 204 transitions. [2023-11-24 23:10:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 204 transitions. [2023-11-24 23:10:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:55,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,751 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:56,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 205 transitions. [2023-11-24 23:10:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 205 transitions. [2023-11-24 23:10:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:56,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:56,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:56,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:56,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2023-11-24 23:10:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2023-11-24 23:10:56,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:56,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:56,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 131 states and 205 transitions. [2023-11-24 23:10:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 205 transitions. [2023-11-24 23:10:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:57,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:57,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 133 states and 206 transitions. [2023-11-24 23:10:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2023-11-24 23:10:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:57,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:57,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:10:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 134 states and 206 transitions. [2023-11-24 23:10:59,473 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2023-11-24 23:10:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:59,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:11:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:01,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 139 states and 215 transitions. [2023-11-24 23:11:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 215 transitions. [2023-11-24 23:11:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:11:01,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:01,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:01,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:11:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 141 states and 216 transitions. [2023-11-24 23:11:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 216 transitions. [2023-11-24 23:11:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:11:02,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:02,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:11:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 142 states and 216 transitions. [2023-11-24 23:11:02,611 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 216 transitions. [2023-11-24 23:11:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:02,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:02,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:11:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 142 states and 214 transitions. [2023-11-24 23:11:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 214 transitions. [2023-11-24 23:11:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:03,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:03,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:11:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 144 states and 218 transitions. [2023-11-24 23:11:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 218 transitions. [2023-11-24 23:11:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:05,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:11:06,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 144 states and 217 transitions. [2023-11-24 23:11:06,378 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 217 transitions. [2023-11-24 23:11:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:06,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:11:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 142 states and 213 transitions. [2023-11-24 23:11:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 213 transitions. [2023-11-24 23:11:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:06,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:11:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 144 states and 217 transitions. [2023-11-24 23:11:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 217 transitions. [2023-11-24 23:11:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:11:08,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:08,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:11:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 146 states and 219 transitions. [2023-11-24 23:11:09,880 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 219 transitions. [2023-11-24 23:11:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:11:09,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2023-11-24 23:11:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-24 23:11:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:10,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:10,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 152 states and 234 transitions. [2023-11-24 23:11:12,778 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 234 transitions. [2023-11-24 23:11:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:12,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:12,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:11:13,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 154 states and 237 transitions. [2023-11-24 23:11:13,473 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 237 transitions. [2023-11-24 23:11:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:13,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:13,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:11:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 157 states and 244 transitions. [2023-11-24 23:11:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 244 transitions. [2023-11-24 23:11:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:14,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:14,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms