./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/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_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/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_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/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 fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:37,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:37,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:37,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:37,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:37,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:37,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:37,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:37,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:37,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:37,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:37,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:37,483 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:37,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:37,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:37,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:37,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:37,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:37,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:37,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:37,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:37,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:37,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:37,492 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:37,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:37,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:37,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:37,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:37,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:37,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:37,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:37,516 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:37,517 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:37,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:37,519 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:37,519 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_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 [2023-11-19 04:08:37,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:37,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:37,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:37,885 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:37,886 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:37,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-19 04:08:41,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:41,630 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:41,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-19 04:08:41,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/data/5c776886c/2c4e8c7462834f8d9d2882c8c680970d/FLAG9cbd03ce5 [2023-11-19 04:08:41,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/data/5c776886c/2c4e8c7462834f8d9d2882c8c680970d [2023-11-19 04:08:41,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:41,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:41,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:41,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:41,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:41,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d53146c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41, skipping insertion in model container [2023-11-19 04:08:41,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:41,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:41,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:41,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:41,959 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:41,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41 WrapperNode [2023-11-19 04:08:41,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:41,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:41,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:41,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:41,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,022 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 149 [2023-11-19 04:08:42,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:42,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:42,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:42,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:42,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:42,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:42,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:42,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:42,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:42,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:42,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:42,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:42,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c7348a-6e46-4532-87d2-e9c30e8bf5c2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:42,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:42,250 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:42,253 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:42,755 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:42,837 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:42,837 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 04:08:42,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:42 BoogieIcfgContainer [2023-11-19 04:08:42,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:42,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:42,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:42,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:42,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 95 states and 103 transitions. [2023-11-19 04:08:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2023-11-19 04:08:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:08:42,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,144 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 04:08:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 98 states and 110 transitions. [2023-11-19 04:08:43,226 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2023-11-19 04:08:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:43,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,276 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 04:08:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2023-11-19 04:08:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2023-11-19 04:08:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:43,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,363 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 04:08:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2023-11-19 04:08:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2023-11-19 04:08:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:43,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,625 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 04:08:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-19 04:08:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-19 04:08:43,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:43,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,790 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 04:08:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 110 states and 139 transitions. [2023-11-19 04:08:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 139 transitions. [2023-11-19 04:08:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:43,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,003 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 04:08:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 113 states and 146 transitions. [2023-11-19 04:08:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2023-11-19 04:08:44,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:44,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,067 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 04:08:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2023-11-19 04:08:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-11-19 04:08:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:44,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,147 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 04:08:44,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 119 states and 162 transitions. [2023-11-19 04:08:44,403 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 162 transitions. [2023-11-19 04:08:44,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:44,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,441 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 04:08:44,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2023-11-19 04:08:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2023-11-19 04:08:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:44,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,655 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 04:08:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 127 states and 185 transitions. [2023-11-19 04:08:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2023-11-19 04:08:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:45,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,072 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 04:08:45,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2023-11-19 04:08:45,328 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2023-11-19 04:08:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:45,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,380 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 04:08:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 134 states and 202 transitions. [2023-11-19 04:08:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2023-11-19 04:08:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:45,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,446 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 04:08:45,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 137 states and 211 transitions. [2023-11-19 04:08:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-19 04:08:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:45,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,626 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 04:08:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-11-19 04:08:45,773 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-11-19 04:08:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:45,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,811 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 04:08:46,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2023-11-19 04:08:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-11-19 04:08:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:46,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:46,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:46,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,286 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 04:08:46,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2023-11-19 04:08:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2023-11-19 04:08:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:46,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:46,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:46,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:46,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,555 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 04:08:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 242 transitions. [2023-11-19 04:08:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2023-11-19 04:08:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:47,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,114 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 04:08:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-19 04:08:47,473 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-19 04:08:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:47,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,561 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 04:08:47,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-19 04:08:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-19 04:08:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:47,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,722 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 04:08:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 247 transitions. [2023-11-19 04:08:48,021 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 247 transitions. [2023-11-19 04:08:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:48,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,117 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 04:08:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2023-11-19 04:08:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2023-11-19 04:08:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:48,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,433 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 04:08:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 155 states and 251 transitions. [2023-11-19 04:08:48,553 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 251 transitions. [2023-11-19 04:08:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:48,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,649 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 04:08:49,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 158 states and 260 transitions. [2023-11-19 04:08:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 260 transitions. [2023-11-19 04:08:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:49,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:49,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,053 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 04:08:49,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 161 states and 263 transitions. [2023-11-19 04:08:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 263 transitions. [2023-11-19 04:08:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:49,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:49,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,327 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 04:08:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 163 states and 264 transitions. [2023-11-19 04:08:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 264 transitions. [2023-11-19 04:08:49,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:49,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:49,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,654 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 04:08:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 166 states and 267 transitions. [2023-11-19 04:08:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 267 transitions. [2023-11-19 04:08:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:49,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,021 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 04:08:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 168 states and 268 transitions. [2023-11-19 04:08:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 268 transitions. [2023-11-19 04:08:50,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:50,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,257 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 04:08:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 171 states and 277 transitions. [2023-11-19 04:08:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 277 transitions. [2023-11-19 04:08:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:50,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,717 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 04:08:50,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 174 states and 280 transitions. [2023-11-19 04:08:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 280 transitions. [2023-11-19 04:08:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:50,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,021 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 04:08:51,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 176 states and 281 transitions. [2023-11-19 04:08:51,235 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 281 transitions. [2023-11-19 04:08:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:51,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,403 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 04:08:51,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 179 states and 284 transitions. [2023-11-19 04:08:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 284 transitions. [2023-11-19 04:08:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:51,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,832 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 04:08:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 181 states and 285 transitions. [2023-11-19 04:08:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 285 transitions. [2023-11-19 04:08:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:51,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,116 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 04:08:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 184 states and 294 transitions. [2023-11-19 04:08:52,518 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2023-11-19 04:08:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:52,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,577 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 04:08:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 187 states and 297 transitions. [2023-11-19 04:08:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2023-11-19 04:08:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:52,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,908 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 04:08:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 189 states and 298 transitions. [2023-11-19 04:08:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 298 transitions. [2023-11-19 04:08:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:53,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:53,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:53,322 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 04:08:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 192 states and 301 transitions. [2023-11-19 04:08:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2023-11-19 04:08:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:53,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:53,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:53,768 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 04:08:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 194 states and 302 transitions. [2023-11-19 04:08:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 302 transitions. [2023-11-19 04:08:53,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:53,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:53,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:54,036 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 04:08:54,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 197 states and 311 transitions. [2023-11-19 04:08:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 311 transitions. [2023-11-19 04:08:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:54,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:54,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:54,570 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 04:08:54,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 200 states and 314 transitions. [2023-11-19 04:08:54,826 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 314 transitions. [2023-11-19 04:08:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:54,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:54,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:54,900 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 04:08:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 202 states and 315 transitions. [2023-11-19 04:08:55,122 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 315 transitions. [2023-11-19 04:08:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:55,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:55,316 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 04:08:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 205 states and 318 transitions. [2023-11-19 04:08:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 318 transitions. [2023-11-19 04:08:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:55,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:55,793 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 04:08:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 207 states and 319 transitions. [2023-11-19 04:08:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 319 transitions. [2023-11-19 04:08:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,085 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 04:08:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 210 states and 328 transitions. [2023-11-19 04:08:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 328 transitions. [2023-11-19 04:08:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:56,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:56,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,639 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 04:08:56,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 213 states and 331 transitions. [2023-11-19 04:08:56,927 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 331 transitions. [2023-11-19 04:08:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:56,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:56,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,992 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 04:08:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 215 states and 332 transitions. [2023-11-19 04:08:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-19 04:08:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:57,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,443 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 04:08:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 218 states and 335 transitions. [2023-11-19 04:08:57,886 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 335 transitions. [2023-11-19 04:08:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:57,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,959 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 04:08:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2023-11-19 04:08:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2023-11-19 04:08:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:58,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:58,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:58,264 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 04:08:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 223 states and 345 transitions. [2023-11-19 04:08:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 345 transitions. [2023-11-19 04:08:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:58,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:58,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:58,846 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 04:08:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 226 states and 348 transitions. [2023-11-19 04:08:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2023-11-19 04:08:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:59,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,256 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 04:08:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 228 states and 349 transitions. [2023-11-19 04:08:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2023-11-19 04:08:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:59,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,767 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 04:09:00,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 231 states and 352 transitions. [2023-11-19 04:09:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 352 transitions. [2023-11-19 04:09:00,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:09:00,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,379 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 04:09:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 233 states and 353 transitions. [2023-11-19 04:09:00,539 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 353 transitions. [2023-11-19 04:09:00,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:09:00,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,726 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 04:09:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 236 states and 362 transitions. [2023-11-19 04:09:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 362 transitions. [2023-11-19 04:09:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:09:01,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,320 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 04:09:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 239 states and 365 transitions. [2023-11-19 04:09:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 365 transitions. [2023-11-19 04:09:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:09:01,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,697 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 04:09:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 241 states and 366 transitions. [2023-11-19 04:09:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 366 transitions. [2023-11-19 04:09:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:01,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:02,180 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 04:09:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 244 states and 369 transitions. [2023-11-19 04:09:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 369 transitions. [2023-11-19 04:09:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:02,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:02,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:02,717 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 04:09:02,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 246 states and 370 transitions. [2023-11-19 04:09:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 370 transitions. [2023-11-19 04:09:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:02,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:09:02,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,064 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 04:09:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 249 states and 379 transitions. [2023-11-19 04:09:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 379 transitions. [2023-11-19 04:09:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:09:03,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:03,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,642 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 04:09:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 252 states and 382 transitions. [2023-11-19 04:09:03,968 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 382 transitions. [2023-11-19 04:09:03,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:09:03,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:04,118 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 04:09:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 254 states and 383 transitions. [2023-11-19 04:09:04,482 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 383 transitions. [2023-11-19 04:09:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:09:04,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:04,751 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 04:09:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 257 states and 386 transitions. [2023-11-19 04:09:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 386 transitions. [2023-11-19 04:09:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:09:05,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:05,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,368 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 04:09:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 259 states and 387 transitions. [2023-11-19 04:09:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 387 transitions. [2023-11-19 04:09:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:09:05,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:05,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,849 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 04:09:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 262 states and 396 transitions. [2023-11-19 04:09:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 396 transitions. [2023-11-19 04:09:06,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:09:06,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:06,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:06,552 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 04:09:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 265 states and 399 transitions. [2023-11-19 04:09:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 399 transitions. [2023-11-19 04:09:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:09:06,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:06,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:06,995 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 04:09:07,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 267 states and 400 transitions. [2023-11-19 04:09:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 400 transitions. [2023-11-19 04:09:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:09:07,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:09:07,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:07,640 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 04:09:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 270 states and 403 transitions. [2023-11-19 04:09:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 403 transitions. [2023-11-19 04:09:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:09:08,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:08,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:08,280 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 04:09:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 272 states and 404 transitions. [2023-11-19 04:09:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 404 transitions. [2023-11-19 04:09:08,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:09:08,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:09:08,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:08,700 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 04:09:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 275 states and 413 transitions. [2023-11-19 04:09:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 413 transitions. [2023-11-19 04:09:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:09:09,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:09,402 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 04:09:09,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 278 states and 416 transitions. [2023-11-19 04:09:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 416 transitions. [2023-11-19 04:09:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:09:09,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:09,883 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 04:09:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 280 states and 417 transitions. [2023-11-19 04:09:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 417 transitions. [2023-11-19 04:09:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:09:10,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:09:10,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:10,539 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 04:09:11,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 283 states and 420 transitions. [2023-11-19 04:09:11,086 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 420 transitions. [2023-11-19 04:09:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:09:11,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,190 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 04:09:11,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 285 states and 421 transitions. [2023-11-19 04:09:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 421 transitions. [2023-11-19 04:09:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:09:11,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,591 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 04:09:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 288 states and 430 transitions. [2023-11-19 04:09:12,265 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 430 transitions. [2023-11-19 04:09:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:09:12,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:12,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:12,404 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 04:09:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 291 states and 433 transitions. [2023-11-19 04:09:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 433 transitions. [2023-11-19 04:09:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:09:12,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:12,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:12,938 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 04:09:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 293 states and 434 transitions. [2023-11-19 04:09:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 434 transitions. [2023-11-19 04:09:13,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:09:13,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:09:13,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:13,705 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 04:09:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 296 states and 437 transitions. [2023-11-19 04:09:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 437 transitions. [2023-11-19 04:09:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:09:14,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:14,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:14,510 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 04:09:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 298 states and 438 transitions. [2023-11-19 04:09:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 438 transitions. [2023-11-19 04:09:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:09:14,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:14,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:14,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:09:14,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:14,940 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 04:09:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 301 states and 447 transitions. [2023-11-19 04:09:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 447 transitions. [2023-11-19 04:09:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:15,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:15,724 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 04:09:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 304 states and 450 transitions. [2023-11-19 04:09:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 450 transitions. [2023-11-19 04:09:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:16,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:16,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:16,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:16,292 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 04:09:16,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 306 states and 451 transitions. [2023-11-19 04:09:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 451 transitions. [2023-11-19 04:09:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:16,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:16,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:16,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:16,737 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 04:09:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 345 states and 508 transitions. [2023-11-19 04:09:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 508 transitions. [2023-11-19 04:09:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:23,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:09:23,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:23,997 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 04:09:24,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 348 states and 511 transitions. [2023-11-19 04:09:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 511 transitions. [2023-11-19 04:09:24,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:24,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,097 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 04:09:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 350 states and 512 transitions. [2023-11-19 04:09:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 512 transitions. [2023-11-19 04:09:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:09:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,638 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 04:09:26,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 353 states and 522 transitions. [2023-11-19 04:09:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 522 transitions. [2023-11-19 04:09:26,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:26,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,685 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 04:09:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 356 states and 525 transitions. [2023-11-19 04:09:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 525 transitions. [2023-11-19 04:09:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:27,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:27,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:27,408 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 04:09:27,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 358 states and 526 transitions. [2023-11-19 04:09:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 526 transitions. [2023-11-19 04:09:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:27,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:27,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:28,076 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 04:09:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 361 states and 529 transitions. [2023-11-19 04:09:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 529 transitions. [2023-11-19 04:09:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:28,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:09:28,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:29,203 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 04:09:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 364 states and 532 transitions. [2023-11-19 04:09:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 532 transitions. [2023-11-19 04:09:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:30,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:30,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:30,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:30,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:30,250 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 04:09:30,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:30,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 366 states and 533 transitions. [2023-11-19 04:09:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 533 transitions. [2023-11-19 04:09:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:30,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:30,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:30,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:09:30,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:30,858 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 04:09:31,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 369 states and 543 transitions. [2023-11-19 04:09:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 543 transitions. [2023-11-19 04:09:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:09:31,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:32,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:32,121 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 04:09:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 372 states and 546 transitions. [2023-11-19 04:09:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 546 transitions. [2023-11-19 04:09:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:09:32,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:32,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked.