./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV --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 64bit --witnessprinter.graph.data.programhash faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:43,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:43,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:00:43,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:43,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:43,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:43,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:43,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:43,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:43,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:43,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:43,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:43,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:43,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:43,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:43,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:43,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:43,155 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:43,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:43,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:43,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:43,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:43,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:43,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:43,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:43,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:43,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:43,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:43,161 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:43,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:43,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:43,162 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_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faa806fd1be90697a522dfc0988145f6572d5d87fac98caf7aa5fe5b66e6095c [2023-11-12 00:00:43,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:43,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:43,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:43,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:43,492 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:43,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-12 00:00:46,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:46,792 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:46,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/sv-benchmarks/c/termination-restricted-15/McCarthyIterative.c [2023-11-12 00:00:46,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/data/7feb71f92/1b8537158a04444c92b3f66e41dabad0/FLAG4401b6bfa [2023-11-12 00:00:46,821 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/data/7feb71f92/1b8537158a04444c92b3f66e41dabad0 [2023-11-12 00:00:46,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:46,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:46,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:46,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:46,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:46,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:46" (1/1) ... [2023-11-12 00:00:46,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5b315b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:46, skipping insertion in model container [2023-11-12 00:00:46,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:46" (1/1) ... [2023-11-12 00:00:46,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:47,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:47,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:47,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:47,151 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:47,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47 WrapperNode [2023-11-12 00:00:47,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:47,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:47,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:47,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:47,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,188 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2023-11-12 00:00:47,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:47,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:47,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:47,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:47,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:47,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:47,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:47,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:47,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:47,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:47,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:47,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2fddf77-490c-4455-93d1-3ad11874699d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:47,395 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:47,397 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:47,559 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:47,582 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:47,583 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:00:47,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:47 BoogieIcfgContainer [2023-11-12 00:00:47,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:47,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:47,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:47,615 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:47,615 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:47" (1/1) ... [2023-11-12 00:00:47,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:47,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-12 00:00:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-12 00:00:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:47,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-12 00:00:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-12 00:00:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:47,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:47,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:48,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-12 00:00:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-12 00:00:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:00:48,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:48,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-12 00:00:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-12 00:00:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:00:48,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:48,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-12 00:00:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-12 00:00:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-12 00:00:48,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:48,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:48,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:48,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-12 00:00:48,815 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-12 00:00:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-12 00:00:48,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:48,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:49,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-12 00:00:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-12 00:00:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:49,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-12 00:00:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-12 00:00:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:49,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-12 00:00:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-12 00:00:49,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:00:49,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:49,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-11-12 00:00:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-11-12 00:00:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:00:50,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:50,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-11-12 00:00:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-11-12 00:00:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:50,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-12 00:00:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-12 00:00:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:50,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:50,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2023-11-12 00:00:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2023-11-12 00:00:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:00:51,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:51,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2023-11-12 00:00:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2023-11-12 00:00:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:00:51,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:51,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2023-11-12 00:00:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-11-12 00:00:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:00:52,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2023-11-12 00:00:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2023-11-12 00:00:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:00:52,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:52,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-11-12 00:00:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-11-12 00:00:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:00:52,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:52,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2023-11-12 00:00:52,978 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-12 00:00:52,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:00:52,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:00:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-12 00:00:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-12 00:00:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:00:53,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,271 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-12 00:00:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-12 00:00:53,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:00:53,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:00:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2023-11-12 00:00:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-12 00:00:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:00:54,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:54,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:00:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-12 00:00:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-12 00:00:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:00:54,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:54,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 00:00:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2023-11-12 00:00:55,312 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-12 00:00:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:00:55,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:55,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 00:00:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2023-11-12 00:00:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2023-11-12 00:00:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:00:55,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:55,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 00:00:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2023-11-12 00:00:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-12 00:00:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:55,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:55,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:56,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-12 00:00:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-12 00:00:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:56,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:56,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:00:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2023-11-12 00:00:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2023-11-12 00:00:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:00:57,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:57,171 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-12 00:00:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2023-11-12 00:00:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2023-11-12 00:00:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:00:57,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:57,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:00:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 110 transitions. [2023-11-12 00:00:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-12 00:00:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:57,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:58,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2023-11-12 00:00:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-11-12 00:00:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:58,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:58,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:00:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 85 states and 125 transitions. [2023-11-12 00:00:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2023-11-12 00:00:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:00:59,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:59,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:59,526 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-12 00:01:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 85 states and 124 transitions. [2023-11-12 00:01:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2023-11-12 00:01:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:01:00,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:00,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-12 00:01:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:00,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2023-11-12 00:01:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2023-11-12 00:01:00,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:01:00,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:00,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:00,399 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:01,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:01,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2023-11-12 00:01:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2023-11-12 00:01:01,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:01:01,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:01,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 62 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2023-11-12 00:01:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2023-11-12 00:01:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:01:02,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:02,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-12 00:01:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2023-11-12 00:01:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-12 00:01:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-12 00:01:02,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:02,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-12 00:01:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-12 00:01:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-12 00:01:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:01:02,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:02,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:04,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 101 states and 147 transitions. [2023-11-12 00:01:04,071 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2023-11-12 00:01:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:01:04,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:04,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:04,132 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 94 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 151 transitions. [2023-11-12 00:01:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2023-11-12 00:01:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:01:04,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:04,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-12 00:01:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2023-11-12 00:01:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-12 00:01:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-12 00:01:05,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-12 00:01:05,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:05,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-12 00:01:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-12 00:01:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:01:05,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:05,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:06,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2023-11-12 00:01:06,820 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2023-11-12 00:01:06,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:01:06,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:06,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 115 states and 164 transitions. [2023-11-12 00:01:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2023-11-12 00:01:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-12 00:01:07,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-12 00:01:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 163 transitions. [2023-11-12 00:01:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2023-11-12 00:01:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 00:01:08,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-12 00:01:08,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 162 transitions. [2023-11-12 00:01:08,459 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 162 transitions. [2023-11-12 00:01:08,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 00:01:08,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 121 states and 173 transitions. [2023-11-12 00:01:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2023-11-12 00:01:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 00:01:09,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:09,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 125 states and 177 transitions. [2023-11-12 00:01:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 177 transitions. [2023-11-12 00:01:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-12 00:01:10,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-11-12 00:01:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 125 states and 176 transitions. [2023-11-12 00:01:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 176 transitions. [2023-11-12 00:01:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-12 00:01:11,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:11,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:11,250 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-12 00:01:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 175 transitions. [2023-11-12 00:01:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2023-11-12 00:01:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-12 00:01:11,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:11,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 131 states and 186 transitions. [2023-11-12 00:01:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 186 transitions. [2023-11-12 00:01:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-12 00:01:12,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:12,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 2 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 135 states and 190 transitions. [2023-11-12 00:01:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 190 transitions. [2023-11-12 00:01:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-12 00:01:13,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-11-12 00:01:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 189 transitions. [2023-11-12 00:01:14,411 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 189 transitions. [2023-11-12 00:01:14,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-12 00:01:14,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:14,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-11-12 00:01:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:14,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-11-12 00:01:14,795 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-11-12 00:01:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-12 00:01:14,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:14,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 199 transitions. [2023-11-12 00:01:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2023-11-12 00:01:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-12 00:01:16,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:16,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 2 proven. 282 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 145 states and 203 transitions. [2023-11-12 00:01:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 203 transitions. [2023-11-12 00:01:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-12 00:01:17,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:17,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-12 00:01:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 145 states and 202 transitions. [2023-11-12 00:01:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 202 transitions. [2023-11-12 00:01:17,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-12 00:01:17,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:17,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-12 00:01:18,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 201 transitions. [2023-11-12 00:01:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 201 transitions. [2023-11-12 00:01:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-12 00:01:18,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:18,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:18,643 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 151 states and 212 transitions. [2023-11-12 00:01:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 212 transitions. [2023-11-12 00:01:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-12 00:01:20,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:20,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 2 proven. 344 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 155 states and 216 transitions. [2023-11-12 00:01:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 216 transitions. [2023-11-12 00:01:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-12 00:01:20,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:20,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2023-11-12 00:01:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 155 states and 215 transitions. [2023-11-12 00:01:21,787 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2023-11-12 00:01:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 00:01:21,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2023-11-12 00:01:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 155 states and 214 transitions. [2023-11-12 00:01:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2023-11-12 00:01:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-12 00:01:22,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 161 states and 225 transitions. [2023-11-12 00:01:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-11-12 00:01:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-12 00:01:24,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:24,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 412 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 165 states and 229 transitions. [2023-11-12 00:01:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 229 transitions. [2023-11-12 00:01:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-12 00:01:25,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:25,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-12 00:01:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 165 states and 228 transitions. [2023-11-12 00:01:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-11-12 00:01:25,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-12 00:01:25,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:25,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-12 00:01:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 165 states and 227 transitions. [2023-11-12 00:01:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 227 transitions. [2023-11-12 00:01:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-12 00:01:26,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 171 states and 238 transitions. [2023-11-12 00:01:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2023-11-12 00:01:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-12 00:01:28,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:28,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 2 proven. 486 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 175 states and 242 transitions. [2023-11-12 00:01:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 242 transitions. [2023-11-12 00:01:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-12 00:01:29,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:29,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2023-11-12 00:01:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 175 states and 241 transitions. [2023-11-12 00:01:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 241 transitions. [2023-11-12 00:01:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-12 00:01:30,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:30,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2023-11-12 00:01:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 175 states and 240 transitions. [2023-11-12 00:01:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 240 transitions. [2023-11-12 00:01:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-12 00:01:30,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:30,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:30,772 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2023-11-12 00:01:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2023-11-12 00:01:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-12 00:01:32,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:32,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:32,550 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 2 proven. 566 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 185 states and 255 transitions. [2023-11-12 00:01:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 255 transitions. [2023-11-12 00:01:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-12 00:01:33,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:33,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:33,608 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked.