./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/add-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/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_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/add-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/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_a38f7a02-100d-4190-b42a-e01ee06fc5ff/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 7202e877c1332442c2c226005d8bd7e5f4094e339ca214931497ee0f3766da6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:18,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:18,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:18,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:18,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:18,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:18,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:18,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:18,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:18,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:18,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:18,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:18,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:18,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:18,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:18,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:18,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:18,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:18,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:18,892 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:18,892 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:18,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:18,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:18,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:18,895 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:18,895 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:18,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:18,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:18,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:18,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:18,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:18,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:18,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:18,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:18,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:18,899 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_a38f7a02-100d-4190-b42a-e01ee06fc5ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7202e877c1332442c2c226005d8bd7e5f4094e339ca214931497ee0f3766da6a [2023-11-19 04:08:19,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:19,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:19,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:19,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:19,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:19,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/add-2-n-u.c [2023-11-19 04:08:22,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:22,526 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:22,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/sv-benchmarks/c/array-multidimensional/add-2-n-u.c [2023-11-19 04:08:22,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/data/295eb674f/684162143c4a407aa8f9e7e9ac61e7bf/FLAG66cc53208 [2023-11-19 04:08:22,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/data/295eb674f/684162143c4a407aa8f9e7e9ac61e7bf [2023-11-19 04:08:22,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:22,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:22,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:22,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:22,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:22,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b99303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22, skipping insertion in model container [2023-11-19 04:08:22,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:22,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:22,775 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:22,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:22,813 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:22,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22 WrapperNode [2023-11-19 04:08:22,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:22,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:22,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:22,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:22,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,856 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-19 04:08:22,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:22,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:22,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:22,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:22,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:22,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:22,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:22,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:22,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:22,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:22,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:22,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a38f7a02-100d-4190-b42a-e01ee06fc5ff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:22,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:23,041 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:23,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:23,259 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:23,336 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:23,339 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 04:08:23,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:23 BoogieIcfgContainer [2023-11-19 04:08:23,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:23,347 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:23,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:23,357 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:23,357 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-19 04:08:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-19 04:08:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:08:23,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:23,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:23,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:23,595 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 04:08:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-19 04:08:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-19 04:08:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:08:23,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:23,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:23,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:23,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:23,730 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 04:08:23,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:23,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-19 04:08:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-19 04:08:23,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:23,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:23,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:23,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:23,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,011 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 04:08:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2023-11-19 04:08:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2023-11-19 04:08:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:24,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,252 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 04:08:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2023-11-19 04:08:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-19 04:08:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:24,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,455 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 04:08:24,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2023-11-19 04:08:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2023-11-19 04:08:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:24,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,529 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 04:08:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2023-11-19 04:08:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2023-11-19 04:08:24,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:24,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,609 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 04:08:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2023-11-19 04:08:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2023-11-19 04:08:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:24,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,687 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 04:08:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2023-11-19 04:08:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2023-11-19 04:08:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:24,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,817 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 04:08:24,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 58 states and 100 transitions. [2023-11-19 04:08:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 100 transitions. [2023-11-19 04:08:24,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:24,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:24,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:24,907 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 04:08:24,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2023-11-19 04:08:24,947 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2023-11-19 04:08:24,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:24,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:25,058 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 04:08:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 111 transitions. [2023-11-19 04:08:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 111 transitions. [2023-11-19 04:08:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:25,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:25,149 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 04:08:25,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2023-11-19 04:08:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2023-11-19 04:08:25,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:25,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:25,339 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 04:08:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 67 states and 119 transitions. [2023-11-19 04:08:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 119 transitions. [2023-11-19 04:08:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:25,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:25,485 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 04:08:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 71 states and 129 transitions. [2023-11-19 04:08:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 129 transitions. [2023-11-19 04:08:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:25,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:25,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:25,682 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 04:08:25,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 73 states and 134 transitions. [2023-11-19 04:08:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 134 transitions. [2023-11-19 04:08:26,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:26,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,049 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 04:08:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 75 states and 135 transitions. [2023-11-19 04:08:26,080 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 135 transitions. [2023-11-19 04:08:26,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:26,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,161 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 04:08:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 78 states and 143 transitions. [2023-11-19 04:08:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 143 transitions. [2023-11-19 04:08:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:26,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,496 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 04:08:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2023-11-19 04:08:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2023-11-19 04:08:26,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:08:26,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:26,760 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 04:08:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2023-11-19 04:08:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2023-11-19 04:08:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:26,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:26,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:27,044 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 04:08:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-19 04:08:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-19 04:08:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:27,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:27,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:27,321 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 04:08:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 86 states and 150 transitions. [2023-11-19 04:08:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 150 transitions. [2023-11-19 04:08:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:27,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:27,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:27,504 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 04:08:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 158 transitions. [2023-11-19 04:08:27,767 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 158 transitions. [2023-11-19 04:08:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:08:27,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:27,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:27,825 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 04:08:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 91 states and 159 transitions. [2023-11-19 04:08:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 159 transitions. [2023-11-19 04:08:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:27,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:28,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:28,165 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 04:08:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 94 states and 162 transitions. [2023-11-19 04:08:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 162 transitions. [2023-11-19 04:08:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:28,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:28,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:28,486 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 04:08:28,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 163 transitions. [2023-11-19 04:08:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2023-11-19 04:08:28,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:28,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:28,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:28,697 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 04:08:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 99 states and 171 transitions. [2023-11-19 04:08:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 171 transitions. [2023-11-19 04:08:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:29,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,080 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 04:08:29,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2023-11-19 04:08:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2023-11-19 04:08:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:29,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,377 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 04:08:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2023-11-19 04:08:29,661 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2023-11-19 04:08:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:29,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,729 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 04:08:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2023-11-19 04:08:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2023-11-19 04:08:29,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:29,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,957 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 04:08:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 109 states and 184 transitions. [2023-11-19 04:08:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 184 transitions. [2023-11-19 04:08:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:30,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,373 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 04:08:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 111 states and 185 transitions. [2023-11-19 04:08:30,561 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 185 transitions. [2023-11-19 04:08:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:30,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,724 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 04:08:31,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 114 states and 188 transitions. [2023-11-19 04:08:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 188 transitions. [2023-11-19 04:08:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:31,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,122 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 04:08:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 116 states and 189 transitions. [2023-11-19 04:08:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 189 transitions. [2023-11-19 04:08:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:31,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,365 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 04:08:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 197 transitions. [2023-11-19 04:08:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 197 transitions. [2023-11-19 04:08:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:31,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,784 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 04:08:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 121 states and 198 transitions. [2023-11-19 04:08:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 198 transitions. [2023-11-19 04:08:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:31,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,154 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 04:08:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 124 states and 201 transitions. [2023-11-19 04:08:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 201 transitions. [2023-11-19 04:08:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:32,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,576 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 04:08:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 126 states and 202 transitions. [2023-11-19 04:08:32,696 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 202 transitions. [2023-11-19 04:08:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:32,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,842 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 04:08:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 129 states and 210 transitions. [2023-11-19 04:08:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 210 transitions. [2023-11-19 04:08:33,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:33,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,310 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 04:08:33,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2023-11-19 04:08:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2023-11-19 04:08:33,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:33,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,744 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 04:08:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-19 04:08:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-19 04:08:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:34,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,208 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 04:08:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2023-11-19 04:08:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-19 04:08:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:08:34,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,495 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 04:08:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 139 states and 223 transitions. [2023-11-19 04:08:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 223 transitions. [2023-11-19 04:08:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:08:34,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,023 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 04:08:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 141 states and 224 transitions. [2023-11-19 04:08:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 224 transitions. [2023-11-19 04:08:35,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:35,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,484 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 04:08:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 144 states and 227 transitions. [2023-11-19 04:08:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 227 transitions. [2023-11-19 04:08:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:35,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,951 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 04:08:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 146 states and 228 transitions. [2023-11-19 04:08:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 228 transitions. [2023-11-19 04:08:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:36,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,266 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 04:08:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 149 states and 236 transitions. [2023-11-19 04:08:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 236 transitions. [2023-11-19 04:08:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:08:36,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,808 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 04:08:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2023-11-19 04:08:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2023-11-19 04:08:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:37,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,326 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 04:08:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2023-11-19 04:08:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2023-11-19 04:08:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:37,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,790 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 04:08:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 156 states and 241 transitions. [2023-11-19 04:08:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 241 transitions. [2023-11-19 04:08:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:37,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,116 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 04:08:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 159 states and 249 transitions. [2023-11-19 04:08:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 249 transitions. [2023-11-19 04:08:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:38,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,654 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 04:08:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 161 states and 250 transitions. [2023-11-19 04:08:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 250 transitions. [2023-11-19 04:08:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:38,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,150 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 04:08:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 164 states and 253 transitions. [2023-11-19 04:08:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2023-11-19 04:08:39,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:39,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,679 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 04:08:39,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 166 states and 254 transitions. [2023-11-19 04:08:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 254 transitions. [2023-11-19 04:08:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:39,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:40,073 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 04:08:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 169 states and 262 transitions. [2023-11-19 04:08:40,548 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 262 transitions. [2023-11-19 04:08:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:08:40,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:40,701 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 04:08:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 171 states and 263 transitions. [2023-11-19 04:08:40,953 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 263 transitions. [2023-11-19 04:08:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:40,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,241 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 04:08:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 174 states and 266 transitions. [2023-11-19 04:08:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 266 transitions. [2023-11-19 04:08:41,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:41,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,812 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 04:08:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 176 states and 267 transitions. [2023-11-19 04:08:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-19 04:08:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:41,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:08:42,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,179 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 04:08:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 179 states and 275 transitions. [2023-11-19 04:08:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 275 transitions. [2023-11-19 04:08:42,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:08:42,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:42,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,790 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 04:08:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-11-19 04:08:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-11-19 04:08:43,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:43,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,391 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 04:08:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 184 states and 279 transitions. [2023-11-19 04:08:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 279 transitions. [2023-11-19 04:08:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:43,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,944 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 04:08:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 186 states and 280 transitions. [2023-11-19 04:08:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 280 transitions. [2023-11-19 04:08:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:44,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,307 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 04:08:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 189 states and 288 transitions. [2023-11-19 04:08:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 288 transitions. [2023-11-19 04:08:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:44,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,947 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 04:08:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 191 states and 289 transitions. [2023-11-19 04:08:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 289 transitions. [2023-11-19 04:08:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:45,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:45,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:45,534 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 04:08:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 194 states and 292 transitions. [2023-11-19 04:08:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 292 transitions. [2023-11-19 04:08:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:46,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:46,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:46,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,171 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 04:08:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 196 states and 293 transitions. [2023-11-19 04:08:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 293 transitions. [2023-11-19 04:08:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:46,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:46,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:46,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,647 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 04:08:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 199 states and 301 transitions. [2023-11-19 04:08:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 301 transitions. [2023-11-19 04:08:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:47,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,360 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 04:08:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 201 states and 302 transitions. [2023-11-19 04:08:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 302 transitions. [2023-11-19 04:08:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:47,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,969 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 04:08:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 204 states and 305 transitions. [2023-11-19 04:08:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 305 transitions. [2023-11-19 04:08:48,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:48,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:48,705 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 04:08:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 206 states and 306 transitions. [2023-11-19 04:08:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 306 transitions. [2023-11-19 04:08:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:48,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 209 states and 314 transitions. [2023-11-19 04:08:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 314 transitions. [2023-11-19 04:08:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:08:49,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:49,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,839 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 04:08:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 211 states and 315 transitions. [2023-11-19 04:08:50,148 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2023-11-19 04:08:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:08:50,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:50,537 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:08:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 214 states and 318 transitions. [2023-11-19 04:08:51,056 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 318 transitions. [2023-11-19 04:08:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:08:51,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 04:08:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 216 states and 319 transitions. [2023-11-19 04:08:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 319 transitions. [2023-11-19 04:08:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:08:51,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,721 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 219 states and 327 transitions. [2023-11-19 04:08:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 327 transitions. [2023-11-19 04:08:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:08:52,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 04:08:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:52,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 221 states and 328 transitions. [2023-11-19 04:08:52,789 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 328 transitions. [2023-11-19 04:08:52,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:08:52,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:08:52,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:08:53,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 224 states and 331 transitions. [2023-11-19 04:08:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 331 transitions. [2023-11-19 04:08:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:08:53,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:53,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:53,874 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 04:08:54,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 226 states and 332 transitions. [2023-11-19 04:08:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 332 transitions. [2023-11-19 04:08:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:08:54,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:08:54,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 229 states and 340 transitions. [2023-11-19 04:08:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 340 transitions. [2023-11-19 04:08:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:08:55,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 04:08:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 231 states and 341 transitions. [2023-11-19 04:08:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 341 transitions. [2023-11-19 04:08:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:08:55,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:55,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:08:55,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:08:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 234 states and 344 transitions. [2023-11-19 04:08:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 344 transitions. [2023-11-19 04:08:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:08:56,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:56,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 04:08:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 236 states and 345 transitions. [2023-11-19 04:08:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 345 transitions. [2023-11-19 04:08:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:08:56,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 239 states and 353 transitions. [2023-11-19 04:08:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 353 transitions. [2023-11-19 04:08:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:08:57,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 04:08:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 241 states and 354 transitions. [2023-11-19 04:08:58,355 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 354 transitions. [2023-11-19 04:08:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:08:58,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:08:58,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:58,836 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:08:59,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 244 states and 357 transitions. [2023-11-19 04:08:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 357 transitions. [2023-11-19 04:08:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:08:59,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 04:08:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 246 states and 358 transitions. [2023-11-19 04:08:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 358 transitions. [2023-11-19 04:08:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:08:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:08:59,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 249 states and 366 transitions. [2023-11-19 04:09:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 366 transitions. [2023-11-19 04:09:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:00,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 04:09:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 251 states and 367 transitions. [2023-11-19 04:09:01,393 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 367 transitions. [2023-11-19 04:09:01,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:09:01,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 254 states and 370 transitions. [2023-11-19 04:09:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 370 transitions. [2023-11-19 04:09:02,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:09:02,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:02,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 04:09:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 256 states and 371 transitions. [2023-11-19 04:09:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 371 transitions. [2023-11-19 04:09:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:09:02,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:09:03,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 259 states and 379 transitions. [2023-11-19 04:09:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 379 transitions. [2023-11-19 04:09:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:09:04,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 04:09:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 261 states and 380 transitions. [2023-11-19 04:09:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 380 transitions. [2023-11-19 04:09:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:09:04,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2023-11-19 04:09:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2023-11-19 04:09:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:09:05,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:05,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 04:09:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 266 states and 384 transitions. [2023-11-19 04:09:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 384 transitions. [2023-11-19 04:09:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:09:06,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:09:06,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:06,477 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:07,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 269 states and 392 transitions. [2023-11-19 04:09:07,197 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 392 transitions. [2023-11-19 04:09:07,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:09:07,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:07,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:07,408 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-19 04:09:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 271 states and 393 transitions. [2023-11-19 04:09:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 393 transitions. [2023-11-19 04:09:07,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:09:07,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:07,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:08,395 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 274 states and 396 transitions. [2023-11-19 04:09:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 396 transitions. [2023-11-19 04:09:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:09:09,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-19 04:09:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 276 states and 397 transitions. [2023-11-19 04:09:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 397 transitions. [2023-11-19 04:09:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:09:09,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 279 states and 405 transitions. [2023-11-19 04:09:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 405 transitions. [2023-11-19 04:09:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:09:10,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:10,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:10,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:10,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-19 04:09:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 281 states and 406 transitions. [2023-11-19 04:09:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 406 transitions. [2023-11-19 04:09:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:11,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 284 states and 409 transitions. [2023-11-19 04:09:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 409 transitions. [2023-11-19 04:09:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:12,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:12,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-19 04:09:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 286 states and 410 transitions. [2023-11-19 04:09:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 410 transitions. [2023-11-19 04:09:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:12,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:12,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:09:12,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.