./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL --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 ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:23,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:24,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:34:24,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:24,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:24,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:24,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:24,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:24,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:24,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:24,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:24,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:24,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:24,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:24,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:24,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:24,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:24,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:24,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:24,071 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:34:24,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:34:24,072 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:24,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:24,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:24,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:24,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:24,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:24,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:24,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:24,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:24,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:24,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:24,079 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:24,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:24,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:24,081 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_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e [2023-11-19 03:34:24,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:24,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:24,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:24,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:24,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:24,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-19 03:34:27,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:27,868 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:27,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-19 03:34:27,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/data/8d716aaa5/123f47126c664299944894e3f5de4cba/FLAGb0264539e [2023-11-19 03:34:27,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/data/8d716aaa5/123f47126c664299944894e3f5de4cba [2023-11-19 03:34:27,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:27,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:27,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:27,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:27,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:27,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:27" (1/1) ... [2023-11-19 03:34:27,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198da349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:27, skipping insertion in model container [2023-11-19 03:34:27,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:27" (1/1) ... [2023-11-19 03:34:27,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:28,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:28,137 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:28,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:28,180 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:28,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28 WrapperNode [2023-11-19 03:34:28,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:28,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:28,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:28,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:28,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,260 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-19 03:34:28,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:28,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:28,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:28,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:28,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:28,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:28,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:28,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:28,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:28,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:28,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:28,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe80d69e-486f-40be-b454-c8f05eb79ed5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:34:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:34:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:28,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:34:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:34:28,461 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:28,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:28,726 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:28,798 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:28,798 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:34:28,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:28 BoogieIcfgContainer [2023-11-19 03:34:28,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:28,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:28,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:28,817 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:28,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-19 03:34:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-19 03:34:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:34:28,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:28,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-19 03:34:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-19 03:34:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:34:29,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-19 03:34:29,286 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-19 03:34:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:34:29,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-19 03:34:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-19 03:34:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:34:29,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-19 03:34:29,598 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-19 03:34:29,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:34:29,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-19 03:34:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-19 03:34:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:29,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-11-19 03:34:29,891 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-11-19 03:34:29,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:29,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-11-19 03:34:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-19 03:34:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:29,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:30,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:30,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-19 03:34:30,072 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-19 03:34:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:30,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:30,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-19 03:34:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-19 03:34:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:30,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:30,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-19 03:34:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-19 03:34:30,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:30,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:30,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-19 03:34:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-19 03:34:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:30,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:30,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-19 03:34:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-19 03:34:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:31,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2023-11-19 03:34:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2023-11-19 03:34:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:31,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 90 states and 167 transitions. [2023-11-19 03:34:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 167 transitions. [2023-11-19 03:34:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:31,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 93 states and 176 transitions. [2023-11-19 03:34:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 176 transitions. [2023-11-19 03:34:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:31,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-19 03:34:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-19 03:34:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:31,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-19 03:34:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-19 03:34:31,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:31,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2023-11-19 03:34:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2023-11-19 03:34:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:31,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2023-11-19 03:34:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2023-11-19 03:34:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:32,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:32,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2023-11-19 03:34:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2023-11-19 03:34:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:32,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:32,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2023-11-19 03:34:32,286 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-11-19 03:34:32,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:34:32,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:32,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-19 03:34:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-19 03:34:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:32,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:32,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2023-11-19 03:34:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2023-11-19 03:34:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:32,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:32,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2023-11-19 03:34:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2023-11-19 03:34:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:33,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:33,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:33,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:33,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:33,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2023-11-19 03:34:33,384 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2023-11-19 03:34:33,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:33,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:33,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:33,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:33,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2023-11-19 03:34:34,232 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2023-11-19 03:34:34,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:34,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:34,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:34,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:34,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2023-11-19 03:34:34,311 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2023-11-19 03:34:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:34,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:34,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:34,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:34,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 126 states and 252 transitions. [2023-11-19 03:34:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 252 transitions. [2023-11-19 03:34:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:34,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:34,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:34,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2023-11-19 03:34:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2023-11-19 03:34:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:35,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:35,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:34:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 131 states and 256 transitions. [2023-11-19 03:34:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 256 transitions. [2023-11-19 03:34:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:35,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:35,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 134 states and 259 transitions. [2023-11-19 03:34:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 259 transitions. [2023-11-19 03:34:35,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:35,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:35,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:35,776 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:34:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 260 transitions. [2023-11-19 03:34:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 260 transitions. [2023-11-19 03:34:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:35,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:35,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 139 states and 269 transitions. [2023-11-19 03:34:36,356 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 269 transitions. [2023-11-19 03:34:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:36,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:36,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:34:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 142 states and 272 transitions. [2023-11-19 03:34:36,644 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 272 transitions. [2023-11-19 03:34:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:36,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:36,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:34:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 144 states and 273 transitions. [2023-11-19 03:34:36,903 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 273 transitions. [2023-11-19 03:34:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:36,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:36,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:34:38,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 153 states and 290 transitions. [2023-11-19 03:34:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 290 transitions. [2023-11-19 03:34:38,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:38,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:38,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 156 states and 293 transitions. [2023-11-19 03:34:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 293 transitions. [2023-11-19 03:34:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:39,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:39,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:39,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:34:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 158 states and 294 transitions. [2023-11-19 03:34:39,252 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 294 transitions. [2023-11-19 03:34:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:39,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:39,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:39,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:39,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:39,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 161 states and 304 transitions. [2023-11-19 03:34:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 304 transitions. [2023-11-19 03:34:39,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:39,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:39,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:39,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:39,898 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:34:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 164 states and 307 transitions. [2023-11-19 03:34:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 307 transitions. [2023-11-19 03:34:40,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:40,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:40,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:34:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 166 states and 308 transitions. [2023-11-19 03:34:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 308 transitions. [2023-11-19 03:34:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:40,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:40,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:34:40,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 169 states and 311 transitions. [2023-11-19 03:34:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 311 transitions. [2023-11-19 03:34:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:40,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:34:40,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:40,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 172 states and 314 transitions. [2023-11-19 03:34:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2023-11-19 03:34:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:41,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:41,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:41,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:34:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 174 states and 315 transitions. [2023-11-19 03:34:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 315 transitions. [2023-11-19 03:34:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:41,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:41,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:34:41,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 177 states and 325 transitions. [2023-11-19 03:34:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 325 transitions. [2023-11-19 03:34:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:34:42,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:42,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:42,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:42,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:34:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:42,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 180 states and 328 transitions. [2023-11-19 03:34:42,517 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 328 transitions. [2023-11-19 03:34:42,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:34:42,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:42,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:42,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:42,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:34:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 182 states and 329 transitions. [2023-11-19 03:34:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 329 transitions. [2023-11-19 03:34:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:34:42,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:42,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:42,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:42,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:34:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 185 states and 332 transitions. [2023-11-19 03:34:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 332 transitions. [2023-11-19 03:34:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:34:43,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:43,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:43,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:43,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 335 transitions. [2023-11-19 03:34:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 335 transitions. [2023-11-19 03:34:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:34:43,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:43,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:43,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:34:44,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:44,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 336 transitions. [2023-11-19 03:34:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 336 transitions. [2023-11-19 03:34:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:34:44,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:44,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:44,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 193 states and 346 transitions. [2023-11-19 03:34:44,681 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 346 transitions. [2023-11-19 03:34:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:34:44,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:44,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:44,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:34:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 196 states and 349 transitions. [2023-11-19 03:34:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 349 transitions. [2023-11-19 03:34:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:34:45,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:45,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:34:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 198 states and 350 transitions. [2023-11-19 03:34:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 350 transitions. [2023-11-19 03:34:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:34:45,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:45,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:34:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 201 states and 353 transitions. [2023-11-19 03:34:45,776 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 353 transitions. [2023-11-19 03:34:45,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:34:45,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:34:45,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2023-11-19 03:34:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2023-11-19 03:34:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:34:46,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:46,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:46,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:46,567 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:34:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 206 states and 357 transitions. [2023-11-19 03:34:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 357 transitions. [2023-11-19 03:34:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:34:46,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:46,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:34:46,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:47,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:47,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 209 states and 367 transitions. [2023-11-19 03:34:47,407 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 367 transitions. [2023-11-19 03:34:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:34:47,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:47,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:47,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:47,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 03:34:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 212 states and 370 transitions. [2023-11-19 03:34:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 370 transitions. [2023-11-19 03:34:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:34:47,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:47,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:47,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:47,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 03:34:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 214 states and 371 transitions. [2023-11-19 03:34:48,183 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 371 transitions. [2023-11-19 03:34:48,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:48,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:48,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:48,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:48,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:48,265 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 03:34:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 217 states and 374 transitions. [2023-11-19 03:34:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 374 transitions. [2023-11-19 03:34:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:48,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:48,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:48,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:48,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:49,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 220 states and 377 transitions. [2023-11-19 03:34:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 377 transitions. [2023-11-19 03:34:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:49,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:49,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 03:34:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:49,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 222 states and 378 transitions. [2023-11-19 03:34:49,588 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 378 transitions. [2023-11-19 03:34:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:49,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:49,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:49,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 388 transitions. [2023-11-19 03:34:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 388 transitions. [2023-11-19 03:34:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:34:50,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:50,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:50,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:50,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 03:34:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:50,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 228 states and 391 transitions. [2023-11-19 03:34:50,744 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 391 transitions. [2023-11-19 03:34:50,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:34:50,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:50,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:50,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:50,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 03:34:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 230 states and 392 transitions. [2023-11-19 03:34:51,219 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 392 transitions. [2023-11-19 03:34:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:51,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 03:34:51,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 233 states and 395 transitions. [2023-11-19 03:34:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 395 transitions. [2023-11-19 03:34:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:51,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 236 states and 398 transitions. [2023-11-19 03:34:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 398 transitions. [2023-11-19 03:34:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:52,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 03:34:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 238 states and 399 transitions. [2023-11-19 03:34:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 399 transitions. [2023-11-19 03:34:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:52,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 241 states and 409 transitions. [2023-11-19 03:34:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 409 transitions. [2023-11-19 03:34:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:34:53,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:53,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:34:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 244 states and 412 transitions. [2023-11-19 03:34:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 412 transitions. [2023-11-19 03:34:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:34:53,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:54,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:54,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 03:34:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 246 states and 413 transitions. [2023-11-19 03:34:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 413 transitions. [2023-11-19 03:34:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:54,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:54,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:54,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:54,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:34:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 249 states and 416 transitions. [2023-11-19 03:34:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 416 transitions. [2023-11-19 03:34:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:54,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:54,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:54,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:54,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:55,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 252 states and 419 transitions. [2023-11-19 03:34:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 419 transitions. [2023-11-19 03:34:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:55,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:55,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:55,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:55,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:55,997 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 03:34:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 254 states and 420 transitions. [2023-11-19 03:34:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 420 transitions. [2023-11-19 03:34:56,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:56,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:56,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:56,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:56,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 257 states and 430 transitions. [2023-11-19 03:34:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 430 transitions. [2023-11-19 03:34:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:34:57,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:57,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:34:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 260 states and 433 transitions. [2023-11-19 03:34:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 433 transitions. [2023-11-19 03:34:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:34:57,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:57,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:57,647 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:34:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 262 states and 434 transitions. [2023-11-19 03:34:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 434 transitions. [2023-11-19 03:34:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:34:57,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:58,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:34:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:58,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 265 states and 437 transitions. [2023-11-19 03:34:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 437 transitions. [2023-11-19 03:34:58,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:34:58,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:58,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:34:58,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:34:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 268 states and 440 transitions. [2023-11-19 03:34:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 440 transitions. [2023-11-19 03:34:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:34:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:59,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:59,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:59,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:59,656 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:34:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 270 states and 441 transitions. [2023-11-19 03:34:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 441 transitions. [2023-11-19 03:34:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:34:59,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:59,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:59,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:34:59,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:00,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 273 states and 451 transitions. [2023-11-19 03:35:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 451 transitions. [2023-11-19 03:35:00,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:00,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:00,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:00,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:00,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:35:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 276 states and 454 transitions. [2023-11-19 03:35:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 454 transitions. [2023-11-19 03:35:01,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:01,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:01,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:01,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:01,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 03:35:01,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 455 transitions. [2023-11-19 03:35:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2023-11-19 03:35:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:01,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:01,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:01,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:01,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:35:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 281 states and 458 transitions. [2023-11-19 03:35:02,452 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 458 transitions. [2023-11-19 03:35:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:02,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:02,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:02,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:02,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:35:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 284 states and 461 transitions. [2023-11-19 03:35:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 461 transitions. [2023-11-19 03:35:03,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:03,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:03,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 03:35:03,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 286 states and 462 transitions. [2023-11-19 03:35:03,972 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 462 transitions. [2023-11-19 03:35:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:35:03,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 289 states and 472 transitions. [2023-11-19 03:35:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 472 transitions. [2023-11-19 03:35:04,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:35:04,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:05,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:05,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:35:05,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 292 states and 475 transitions. [2023-11-19 03:35:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 475 transitions. [2023-11-19 03:35:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:35:05,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:05,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:05,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:05,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:35:06,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 294 states and 476 transitions. [2023-11-19 03:35:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 476 transitions. [2023-11-19 03:35:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:35:06,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:06,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:06,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:35:06,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 297 states and 479 transitions. [2023-11-19 03:35:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 479 transitions. [2023-11-19 03:35:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:35:06,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:06,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:06,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:35:06,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:35:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 300 states and 482 transitions. [2023-11-19 03:35:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 482 transitions. [2023-11-19 03:35:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:35:07,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:07,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:07,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:07,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:07,861 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:35:08,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 302 states and 483 transitions. [2023-11-19 03:35:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 483 transitions. [2023-11-19 03:35:08,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:35:08,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:08,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:08,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:35:08,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 305 states and 493 transitions. [2023-11-19 03:35:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 493 transitions. [2023-11-19 03:35:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:35:09,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,245 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 03:35:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 308 states and 496 transitions. [2023-11-19 03:35:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 496 transitions. [2023-11-19 03:35:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:35:09,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 03:35:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 310 states and 497 transitions. [2023-11-19 03:35:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 497 transitions. [2023-11-19 03:35:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:10,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:10,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:10,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:10,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 03:35:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:10,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 313 states and 500 transitions. [2023-11-19 03:35:10,830 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 500 transitions. [2023-11-19 03:35:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:10,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:10,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:10,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:10,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:35:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 316 states and 503 transitions. [2023-11-19 03:35:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 503 transitions. [2023-11-19 03:35:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:11,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:11,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:12,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:12,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:12,080 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 03:35:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 318 states and 504 transitions. [2023-11-19 03:35:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 504 transitions. [2023-11-19 03:35:12,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:12,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:12,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:12,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:35:12,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 321 states and 514 transitions. [2023-11-19 03:35:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 514 transitions. [2023-11-19 03:35:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:35:13,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:13,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:13,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:13,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 03:35:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 324 states and 517 transitions. [2023-11-19 03:35:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 517 transitions. [2023-11-19 03:35:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:35:14,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:14,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:14,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:14,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 03:35:14,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 326 states and 518 transitions. [2023-11-19 03:35:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 518 transitions. [2023-11-19 03:35:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:35:14,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:14,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:14,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:14,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:14,732 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 03:35:15,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 329 states and 521 transitions. [2023-11-19 03:35:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 521 transitions. [2023-11-19 03:35:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:35:15,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:15,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:35:15,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:35:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 332 states and 524 transitions. [2023-11-19 03:35:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 524 transitions. [2023-11-19 03:35:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:35:16,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:16,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:16,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:16,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:16,541 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 03:35:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 334 states and 525 transitions. [2023-11-19 03:35:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 525 transitions. [2023-11-19 03:35:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:35:16,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:16,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:35:16,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 337 states and 535 transitions. [2023-11-19 03:35:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 535 transitions. [2023-11-19 03:35:17,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:35:17,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:17,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:18,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:18,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-19 03:35:18,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 340 states and 538 transitions. [2023-11-19 03:35:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 538 transitions. [2023-11-19 03:35:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:35:18,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:18,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:18,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:18,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:18,765 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 03:35:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:19,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 342 states and 539 transitions. [2023-11-19 03:35:19,203 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 539 transitions. [2023-11-19 03:35:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:35:19,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:19,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:19,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:19,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:19,332 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-19 03:35:19,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 345 states and 542 transitions. [2023-11-19 03:35:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 542 transitions. [2023-11-19 03:35:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:35:19,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:19,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:19,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:35:19,964 INFO L285 TraceCheckSpWp]: Computing forward predicates...