./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:18,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:18,856 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:21:18,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:18,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:18,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:18,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:18,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:18,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:18,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:18,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:18,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:18,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:21:18,906 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:18,906 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:21:18,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:18,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:18,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:18,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:18,908 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:18,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:18,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:21:18,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:18,917 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:18,918 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:18,919 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:18,919 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:18,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:18,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:18,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:18,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:18,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:18,924 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:18,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:18,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:18,924 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_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 [2023-11-23 20:21:19,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:19,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:19,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:19,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:19,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:19,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2023-11-23 20:21:22,402 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:22,666 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:22,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2023-11-23 20:21:22,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/data/5979d35d6/257a39e6f8a6425ea4d9b5fae48a95d8/FLAGd430019a9 [2023-11-23 20:21:22,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/data/5979d35d6/257a39e6f8a6425ea4d9b5fae48a95d8 [2023-11-23 20:21:22,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:22,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:22,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:22,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:22,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:22,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:22,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452686fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22, skipping insertion in model container [2023-11-23 20:21:22,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:22,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:22,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:22,947 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:22,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:22,992 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:22,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22 WrapperNode [2023-11-23 20:21:22,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:22,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:22,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:22,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:23,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,066 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2023-11-23 20:21:23,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:23,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:23,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:23,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:23,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:23,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:23,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:23,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:23,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:22" (1/1) ... [2023-11-23 20:21:23,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:23,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:23,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:23,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b990c-77d4-471a-b9bf-f1969404ada7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:21:23,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:23,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:21:23,347 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:23,350 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:23,656 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:23,721 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:23,721 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:21:23,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:23 BoogieIcfgContainer [2023-11-23 20:21:23,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:23,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:23,725 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:23,737 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:23,737 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:23" (1/1) ... [2023-11-23 20:21:23,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:23,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2023-11-23 20:21:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-23 20:21:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:21:23,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:23,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:23,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 45 transitions. [2023-11-23 20:21:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-23 20:21:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:21:24,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:24,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 47 transitions. [2023-11-23 20:21:24,354 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-23 20:21:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:21:24,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 54 transitions. [2023-11-23 20:21:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2023-11-23 20:21:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:21:24,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 60 transitions. [2023-11-23 20:21:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-11-23 20:21:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:21:24,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 66 transitions. [2023-11-23 20:21:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2023-11-23 20:21:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:21:24,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:25,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 70 transitions. [2023-11-23 20:21:25,097 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2023-11-23 20:21:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:21:25,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:25,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 74 transitions. [2023-11-23 20:21:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2023-11-23 20:21:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:21:25,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:25,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 78 transitions. [2023-11-23 20:21:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2023-11-23 20:21:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:25,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:25,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:26,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 89 transitions. [2023-11-23 20:21:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2023-11-23 20:21:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:26,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:26,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 89 transitions. [2023-11-23 20:21:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2023-11-23 20:21:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:26,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 93 transitions. [2023-11-23 20:21:26,646 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2023-11-23 20:21:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:26,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 94 transitions. [2023-11-23 20:21:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2023-11-23 20:21:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:26,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 103 transitions. [2023-11-23 20:21:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2023-11-23 20:21:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:27,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:27,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:27,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:27,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:27,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 107 transitions. [2023-11-23 20:21:27,544 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2023-11-23 20:21:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:27,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:27,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:27,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:27,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 69 states and 119 transitions. [2023-11-23 20:21:28,096 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 119 transitions. [2023-11-23 20:21:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:21:28,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:28,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:28,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:28,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 127 transitions. [2023-11-23 20:21:28,837 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 127 transitions. [2023-11-23 20:21:28,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:21:28,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:28,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:28,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 136 transitions. [2023-11-23 20:21:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2023-11-23 20:21:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:21:29,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:29,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:29,323 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:29,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 143 transitions. [2023-11-23 20:21:29,481 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 143 transitions. [2023-11-23 20:21:29,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:29,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:29,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 81 states and 143 transitions. [2023-11-23 20:21:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 143 transitions. [2023-11-23 20:21:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:29,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 82 states and 145 transitions. [2023-11-23 20:21:29,753 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2023-11-23 20:21:29,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:29,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:29,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:29,922 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 87 states and 156 transitions. [2023-11-23 20:21:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 156 transitions. [2023-11-23 20:21:30,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:30,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:30,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 89 states and 157 transitions. [2023-11-23 20:21:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 157 transitions. [2023-11-23 20:21:30,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:30,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:30,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 93 states and 171 transitions. [2023-11-23 20:21:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 171 transitions. [2023-11-23 20:21:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:31,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:31,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:31,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:31,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 96 states and 173 transitions. [2023-11-23 20:21:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 173 transitions. [2023-11-23 20:21:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:32,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:32,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:32,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:32,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 179 transitions. [2023-11-23 20:21:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 179 transitions. [2023-11-23 20:21:32,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:32,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:32,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:32,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:32,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 102 states and 188 transitions. [2023-11-23 20:21:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 188 transitions. [2023-11-23 20:21:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:33,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:33,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:33,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:33,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:33,457 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 106 states and 199 transitions. [2023-11-23 20:21:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 199 transitions. [2023-11-23 20:21:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:33,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:33,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:33,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:33,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:21:34,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 202 transitions. [2023-11-23 20:21:34,010 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 202 transitions. [2023-11-23 20:21:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:34,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:34,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:34,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:34,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:34,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 207 transitions. [2023-11-23 20:21:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 207 transitions. [2023-11-23 20:21:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:35,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:35,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 210 transitions. [2023-11-23 20:21:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 210 transitions. [2023-11-23 20:21:35,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:35,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:35,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:35,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 116 states and 215 transitions. [2023-11-23 20:21:35,857 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2023-11-23 20:21:35,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:35,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:35,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 117 states and 215 transitions. [2023-11-23 20:21:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 215 transitions. [2023-11-23 20:21:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:21:36,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:36,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 219 transitions. [2023-11-23 20:21:36,081 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 219 transitions. [2023-11-23 20:21:36,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:36,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:36,202 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 227 transitions. [2023-11-23 20:21:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 227 transitions. [2023-11-23 20:21:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:36,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 123 states and 236 transitions. [2023-11-23 20:21:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 236 transitions. [2023-11-23 20:21:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:36,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 127 states and 251 transitions. [2023-11-23 20:21:37,301 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2023-11-23 20:21:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:37,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:37,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:37,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:37,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 129 states and 252 transitions. [2023-11-23 20:21:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 252 transitions. [2023-11-23 20:21:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:37,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:37,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:37,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:37,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:37,546 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 130 states and 252 transitions. [2023-11-23 20:21:37,822 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2023-11-23 20:21:37,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:37,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:37,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:37,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:37,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:21:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:38,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 132 states and 256 transitions. [2023-11-23 20:21:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2023-11-23 20:21:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:38,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:38,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:38,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:38,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:38,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 134 states and 257 transitions. [2023-11-23 20:21:38,544 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 257 transitions. [2023-11-23 20:21:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:38,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:38,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:38,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:38,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 259 transitions. [2023-11-23 20:21:38,906 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 259 transitions. [2023-11-23 20:21:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:38,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:38,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:38,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:38,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:39,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 140 states and 262 transitions. [2023-11-23 20:21:39,004 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 262 transitions. [2023-11-23 20:21:39,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:39,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:39,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 149 states and 285 transitions. [2023-11-23 20:21:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 285 transitions. [2023-11-23 20:21:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:41,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 151 states and 287 transitions. [2023-11-23 20:21:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 287 transitions. [2023-11-23 20:21:41,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:41,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,398 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 157 states and 301 transitions. [2023-11-23 20:21:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 301 transitions. [2023-11-23 20:21:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:42,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:42,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:42,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 158 states and 304 transitions. [2023-11-23 20:21:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 304 transitions. [2023-11-23 20:21:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:42,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:42,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 163 states and 313 transitions. [2023-11-23 20:21:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 313 transitions. [2023-11-23 20:21:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:44,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:44,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:44,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 164 states and 315 transitions. [2023-11-23 20:21:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 315 transitions. [2023-11-23 20:21:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:44,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:44,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:44,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 165 states and 318 transitions. [2023-11-23 20:21:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 318 transitions. [2023-11-23 20:21:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:45,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:45,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 167 states and 319 transitions. [2023-11-23 20:21:45,401 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 319 transitions. [2023-11-23 20:21:45,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:45,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:45,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:46,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 171 states and 335 transitions. [2023-11-23 20:21:46,514 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 335 transitions. [2023-11-23 20:21:46,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:46,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:46,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:21:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 173 states and 336 transitions. [2023-11-23 20:21:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 336 transitions. [2023-11-23 20:21:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:46,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:46,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 175 states and 348 transitions. [2023-11-23 20:21:47,272 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 348 transitions. [2023-11-23 20:21:47,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:47,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:47,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:21:47,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 179 states and 361 transitions. [2023-11-23 20:21:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 361 transitions. [2023-11-23 20:21:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:47,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:47,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:21:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 181 states and 367 transitions. [2023-11-23 20:21:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 367 transitions. [2023-11-23 20:21:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:48,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:48,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:48,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:21:48,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 190 states and 390 transitions. [2023-11-23 20:21:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 390 transitions. [2023-11-23 20:21:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:21:51,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:51,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:51,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:51,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:52,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 194 states and 400 transitions. [2023-11-23 20:21:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 400 transitions. [2023-11-23 20:21:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:52,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:52,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:21:52,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 197 states and 402 transitions. [2023-11-23 20:21:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 402 transitions. [2023-11-23 20:21:54,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:54,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:21:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 198 states and 405 transitions. [2023-11-23 20:21:54,176 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 405 transitions. [2023-11-23 20:21:54,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:54,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,386 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:21:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 201 states and 408 transitions. [2023-11-23 20:21:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 408 transitions. [2023-11-23 20:21:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:55,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:55,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:55,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:55,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:21:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 208 states and 419 transitions. [2023-11-23 20:21:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 419 transitions. [2023-11-23 20:21:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:57,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:57,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:57,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:21:57,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 209 states and 419 transitions. [2023-11-23 20:21:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 419 transitions. [2023-11-23 20:21:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:21:57,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:57,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:57,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:21:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 211 states and 423 transitions. [2023-11-23 20:21:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 423 transitions. [2023-11-23 20:21:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:21:57,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:57,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:21:57,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 214 states and 428 transitions. [2023-11-23 20:21:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 428 transitions. [2023-11-23 20:21:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:21:59,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:59,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:59,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:59,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:22:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 219 states and 433 transitions. [2023-11-23 20:22:00,509 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 433 transitions. [2023-11-23 20:22:00,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:00,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:00,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:00,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:00,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:00,705 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 223 states and 451 transitions. [2023-11-23 20:22:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 451 transitions. [2023-11-23 20:22:01,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:01,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:01,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:01,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:01,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:22:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 225 states and 452 transitions. [2023-11-23 20:22:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 452 transitions. [2023-11-23 20:22:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:02,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:02,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:02,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:02,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:02,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 226 states and 452 transitions. [2023-11-23 20:22:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 452 transitions. [2023-11-23 20:22:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:02,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:02,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:02,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:02,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:22:02,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 228 states and 453 transitions. [2023-11-23 20:22:02,854 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 453 transitions. [2023-11-23 20:22:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:02,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:02,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:02,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:03,071 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 230 states and 466 transitions. [2023-11-23 20:22:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 466 transitions. [2023-11-23 20:22:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:03,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:03,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:03,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:03,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:22:03,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:03,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 232 states and 483 transitions. [2023-11-23 20:22:03,684 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 483 transitions. [2023-11-23 20:22:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:03,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:03,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:03,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:03,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 240 states and 493 transitions. [2023-11-23 20:22:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 493 transitions. [2023-11-23 20:22:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:05,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:05,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 242 states and 495 transitions. [2023-11-23 20:22:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 495 transitions. [2023-11-23 20:22:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:05,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:05,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 243 states and 500 transitions. [2023-11-23 20:22:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 500 transitions. [2023-11-23 20:22:06,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:06,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:06,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:06,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:06,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 246 states and 502 transitions. [2023-11-23 20:22:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 502 transitions. [2023-11-23 20:22:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:07,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:07,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:07,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:07,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:22:07,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 249 states and 504 transitions. [2023-11-23 20:22:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 504 transitions. [2023-11-23 20:22:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:07,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:07,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:07,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:07,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 263 states and 534 transitions. [2023-11-23 20:22:12,131 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 534 transitions. [2023-11-23 20:22:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:12,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:12,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:12,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:12,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 265 states and 536 transitions. [2023-11-23 20:22:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 536 transitions. [2023-11-23 20:22:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:12,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:12,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:12,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:12,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 266 states and 540 transitions. [2023-11-23 20:22:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 540 transitions. [2023-11-23 20:22:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:13,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:13,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:13,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:13,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 270 states and 560 transitions. [2023-11-23 20:22:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 560 transitions. [2023-11-23 20:22:14,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:14,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:14,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:14,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-23 20:22:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 272 states and 561 transitions. [2023-11-23 20:22:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 561 transitions. [2023-11-23 20:22:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:14,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:15,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:15,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:15,279 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.