./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/add-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/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_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/add-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/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_66aeefbe-9828-40b0-ae68-7c0c50548b02/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 efbd812580893a7521723358e51d4f43c4b930b57b026212f5a7d5f447f3e0f8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:58,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:58,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:09:58,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:58,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:58,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:58,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:58,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:58,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:58,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:58,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:58,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:58,424 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:58,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:58,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:58,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:58,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:58,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:58,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:58,428 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:09:58,429 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:09:58,429 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:58,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:58,431 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:58,432 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:58,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:58,432 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:58,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:58,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:58,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:58,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:58,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:58,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:58,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:58,436 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:58,437 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_66aeefbe-9828-40b0-ae68-7c0c50548b02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd812580893a7521723358e51d4f43c4b930b57b026212f5a7d5f447f3e0f8 [2023-11-19 03:09:58,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:58,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:58,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:58,781 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:58,781 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:58,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/add-3-n-u.c [2023-11-19 03:10:01,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:10:02,163 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:10:02,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/sv-benchmarks/c/array-multidimensional/add-3-n-u.c [2023-11-19 03:10:02,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/data/f9793a646/88c8bec6c0c2458ba4066c852096097b/FLAGbddd319d8 [2023-11-19 03:10:02,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/data/f9793a646/88c8bec6c0c2458ba4066c852096097b [2023-11-19 03:10:02,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:10:02,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:10:02,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:02,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:10:02,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:10:02,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f71b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02, skipping insertion in model container [2023-11-19 03:10:02,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:10:02,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:02,553 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:10:02,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:02,646 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:10:02,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02 WrapperNode [2023-11-19 03:10:02,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:02,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:02,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:10:02,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:10:02,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,726 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-19 03:10:02,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:02,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:10:02,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:10:02,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:10:02,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:10:02,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:10:02,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:10:02,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:10:02,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:02" (1/1) ... [2023-11-19 03:10:02,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:02,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:10:02,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:10:02,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aeefbe-9828-40b0-ae68-7c0c50548b02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:10:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:10:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:10:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:10:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:10:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:10:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:10:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:10:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:10:02,960 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:10:02,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:10:03,321 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:10:03,408 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:10:03,408 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:10:03,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:03 BoogieIcfgContainer [2023-11-19 03:10:03,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:10:03,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:10:03,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:10:03,435 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:10:03,435 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:03" (1/1) ... [2023-11-19 03:10:03,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:10:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-19 03:10:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-19 03:10:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:10:03,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:03,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:03,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:03,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:03,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-19 03:10:03,855 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-19 03:10:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:10:03,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:03,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:03,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:03,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2023-11-19 03:10:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-19 03:10:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:10:04,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:04,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:04,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:04,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:04,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-19 03:10:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-19 03:10:04,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:10:04,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:04,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:04,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:04,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:04,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2023-11-19 03:10:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2023-11-19 03:10:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:10:04,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:04,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:04,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:04,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:04,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-19 03:10:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-19 03:10:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:04,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:04,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:04,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:04,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2023-11-19 03:10:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2023-11-19 03:10:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:05,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2023-11-19 03:10:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2023-11-19 03:10:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:05,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2023-11-19 03:10:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2023-11-19 03:10:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:05,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 75 states and 128 transitions. [2023-11-19 03:10:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 128 transitions. [2023-11-19 03:10:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:05,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2023-11-19 03:10:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2023-11-19 03:10:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:05,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-19 03:10:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-19 03:10:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:05,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2023-11-19 03:10:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2023-11-19 03:10:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:05,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:05,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:05,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2023-11-19 03:10:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2023-11-19 03:10:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:05,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:05,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:06,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2023-11-19 03:10:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2023-11-19 03:10:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:06,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:06,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:06,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 94 states and 177 transitions. [2023-11-19 03:10:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 177 transitions. [2023-11-19 03:10:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:06,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:06,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:06,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2023-11-19 03:10:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2023-11-19 03:10:06,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:06,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:06,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 100 states and 193 transitions. [2023-11-19 03:10:06,686 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2023-11-19 03:10:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:06,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:06,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 101 states and 195 transitions. [2023-11-19 03:10:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 195 transitions. [2023-11-19 03:10:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:06,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:06,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:06,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:06,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:06,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 103 states and 196 transitions. [2023-11-19 03:10:07,015 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 196 transitions. [2023-11-19 03:10:07,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:07,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:07,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:07,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:10:07,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 105 states and 201 transitions. [2023-11-19 03:10:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 201 transitions. [2023-11-19 03:10:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:07,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:07,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:07,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:07,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2023-11-19 03:10:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2023-11-19 03:10:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:07,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:07,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:07,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:07,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:07,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:07,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2023-11-19 03:10:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2023-11-19 03:10:07,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:07,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:07,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:07,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:07,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 115 states and 230 transitions. [2023-11-19 03:10:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 230 transitions. [2023-11-19 03:10:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:08,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:08,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:10:08,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:09,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 118 states and 238 transitions. [2023-11-19 03:10:09,186 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 238 transitions. [2023-11-19 03:10:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:09,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:09,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:09,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:09,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2023-11-19 03:10:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2023-11-19 03:10:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:09,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:09,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:09,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:10:09,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:09,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 123 states and 249 transitions. [2023-11-19 03:10:09,690 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 249 transitions. [2023-11-19 03:10:09,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:09,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:09,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:09,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:10:09,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 124 states and 251 transitions. [2023-11-19 03:10:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 251 transitions. [2023-11-19 03:10:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:10,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:10,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:10,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:10,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:10:10,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:10,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 127 states and 254 transitions. [2023-11-19 03:10:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 254 transitions. [2023-11-19 03:10:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:10,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:10,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:10,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:10,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2023-11-19 03:10:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2023-11-19 03:10:10,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:10,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:10,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:10,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:10,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:10:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 132 states and 258 transitions. [2023-11-19 03:10:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 258 transitions. [2023-11-19 03:10:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:10,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:10,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:10,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:10:11,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:11,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 135 states and 261 transitions. [2023-11-19 03:10:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 261 transitions. [2023-11-19 03:10:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:11,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:11,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:11,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:11,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:11,535 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 262 transitions. [2023-11-19 03:10:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 262 transitions. [2023-11-19 03:10:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:11,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:11,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:11,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:10:11,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:12,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2023-11-19 03:10:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2023-11-19 03:10:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:10:12,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:12,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:12,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:12,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:10:12,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:12,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 143 states and 275 transitions. [2023-11-19 03:10:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 275 transitions. [2023-11-19 03:10:12,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:10:12,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:12,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:12,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:12,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:10:12,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 145 states and 276 transitions. [2023-11-19 03:10:12,800 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 276 transitions. [2023-11-19 03:10:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:12,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:12,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:12,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:12,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:10:13,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 148 states and 279 transitions. [2023-11-19 03:10:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 279 transitions. [2023-11-19 03:10:13,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:13,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:13,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:13,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:10:13,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:13,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 151 states and 282 transitions. [2023-11-19 03:10:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 282 transitions. [2023-11-19 03:10:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:13,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:13,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:13,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:13,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:13,789 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:10:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 153 states and 283 transitions. [2023-11-19 03:10:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 283 transitions. [2023-11-19 03:10:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:13,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:13,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:13,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:10:13,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 156 states and 293 transitions. [2023-11-19 03:10:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 293 transitions. [2023-11-19 03:10:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:14,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:14,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:14,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:14,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:10:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 159 states and 296 transitions. [2023-11-19 03:10:14,873 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 296 transitions. [2023-11-19 03:10:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:14,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:14,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:14,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:14,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:10:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 161 states and 297 transitions. [2023-11-19 03:10:15,193 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 297 transitions. [2023-11-19 03:10:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:10:15,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:15,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:15,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:10:15,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:15,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 164 states and 300 transitions. [2023-11-19 03:10:15,545 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 300 transitions. [2023-11-19 03:10:15,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:10:15,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:15,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:15,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:10:15,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:15,722 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 167 states and 303 transitions. [2023-11-19 03:10:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 303 transitions. [2023-11-19 03:10:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:10:16,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:16,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:16,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:16,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:10:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:16,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2023-11-19 03:10:16,349 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2023-11-19 03:10:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:10:16,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:16,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:16,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:10:16,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:16,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 172 states and 314 transitions. [2023-11-19 03:10:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2023-11-19 03:10:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:10:16,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:16,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:16,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:16,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:17,010 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:10:17,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 175 states and 317 transitions. [2023-11-19 03:10:17,294 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 317 transitions. [2023-11-19 03:10:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:10:17,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:17,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:17,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:17,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:10:17,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 177 states and 318 transitions. [2023-11-19 03:10:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 318 transitions. [2023-11-19 03:10:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:10:17,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:17,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:17,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:10:18,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:18,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 180 states and 321 transitions. [2023-11-19 03:10:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 321 transitions. [2023-11-19 03:10:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:10:18,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:18,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:10:18,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 183 states and 324 transitions. [2023-11-19 03:10:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 324 transitions. [2023-11-19 03:10:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:10:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:18,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:18,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:10:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:18,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 185 states and 325 transitions. [2023-11-19 03:10:18,887 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 325 transitions. [2023-11-19 03:10:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:10:18,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:18,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:18,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:10:18,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:19,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 335 transitions. [2023-11-19 03:10:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 335 transitions. [2023-11-19 03:10:19,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:10:19,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:19,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:19,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:19,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:19,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 191 states and 338 transitions. [2023-11-19 03:10:19,900 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 338 transitions. [2023-11-19 03:10:19,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:10:19,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:19,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:19,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:19,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:10:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 193 states and 339 transitions. [2023-11-19 03:10:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 339 transitions. [2023-11-19 03:10:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:10:20,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:20,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:20,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:20,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:10:20,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:20,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 196 states and 342 transitions. [2023-11-19 03:10:20,612 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 342 transitions. [2023-11-19 03:10:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:10:20,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:20,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:20,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:10:20,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 199 states and 345 transitions. [2023-11-19 03:10:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 345 transitions. [2023-11-19 03:10:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:10:21,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:21,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:21,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 03:10:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 201 states and 346 transitions. [2023-11-19 03:10:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 346 transitions. [2023-11-19 03:10:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:10:21,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:21,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:21,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:10:21,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:22,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2023-11-19 03:10:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2023-11-19 03:10:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:10:22,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:22,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:22,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:22,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 03:10:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 207 states and 359 transitions. [2023-11-19 03:10:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 359 transitions. [2023-11-19 03:10:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:10:22,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:22,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:22,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:22,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 03:10:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 209 states and 360 transitions. [2023-11-19 03:10:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 360 transitions. [2023-11-19 03:10:23,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:10:23,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:23,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:23,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:23,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:23,127 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 03:10:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 212 states and 363 transitions. [2023-11-19 03:10:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2023-11-19 03:10:23,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:10:23,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:23,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:23,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:10:23,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:23,709 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 215 states and 366 transitions. [2023-11-19 03:10:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 366 transitions. [2023-11-19 03:10:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:10:24,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:24,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:24,317 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 03:10:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 217 states and 367 transitions. [2023-11-19 03:10:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 367 transitions. [2023-11-19 03:10:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:10:24,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:10:24,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:24,650 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:25,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 220 states and 377 transitions. [2023-11-19 03:10:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 377 transitions. [2023-11-19 03:10:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:10:25,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:25,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 03:10:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 223 states and 380 transitions. [2023-11-19 03:10:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 380 transitions. [2023-11-19 03:10:25,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:10:25,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:25,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:25,695 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 03:10:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 225 states and 381 transitions. [2023-11-19 03:10:25,995 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 381 transitions. [2023-11-19 03:10:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:10:25,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:26,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:26,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 03:10:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 228 states and 384 transitions. [2023-11-19 03:10:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 384 transitions. [2023-11-19 03:10:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:10:26,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:26,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:26,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:10:26,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:26,701 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 231 states and 387 transitions. [2023-11-19 03:10:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 387 transitions. [2023-11-19 03:10:27,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:10:27,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:27,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 03:10:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 233 states and 388 transitions. [2023-11-19 03:10:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 388 transitions. [2023-11-19 03:10:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:10:27,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:10:27,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:28,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 236 states and 398 transitions. [2023-11-19 03:10:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 398 transitions. [2023-11-19 03:10:28,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:10:28,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:28,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:28,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:28,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:28,458 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:10:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 239 states and 401 transitions. [2023-11-19 03:10:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 401 transitions. [2023-11-19 03:10:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:10:28,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:28,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:28,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:28,898 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 03:10:29,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 241 states and 402 transitions. [2023-11-19 03:10:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 402 transitions. [2023-11-19 03:10:29,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:10:29,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:29,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:29,333 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:10:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 244 states and 405 transitions. [2023-11-19 03:10:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 405 transitions. [2023-11-19 03:10:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:10:29,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:10:29,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:30,002 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:30,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 247 states and 408 transitions. [2023-11-19 03:10:30,533 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 408 transitions. [2023-11-19 03:10:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:10:30,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:30,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:30,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:30,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 03:10:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 249 states and 409 transitions. [2023-11-19 03:10:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 409 transitions. [2023-11-19 03:10:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:10:30,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:30,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:30,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:10:30,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 252 states and 419 transitions. [2023-11-19 03:10:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 419 transitions. [2023-11-19 03:10:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:10:31,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:31,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:31,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:31,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:10:32,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 255 states and 422 transitions. [2023-11-19 03:10:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 422 transitions. [2023-11-19 03:10:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:10:32,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:32,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:32,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:10:32,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:32,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 257 states and 423 transitions. [2023-11-19 03:10:32,575 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 423 transitions. [2023-11-19 03:10:32,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:10:32,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:32,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:32,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:32,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:10:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:33,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 260 states and 426 transitions. [2023-11-19 03:10:33,139 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 426 transitions. [2023-11-19 03:10:33,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:10:33,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:33,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:33,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:10:33,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 263 states and 429 transitions. [2023-11-19 03:10:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 429 transitions. [2023-11-19 03:10:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:10:34,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:34,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:34,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:10:34,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:34,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 265 states and 430 transitions. [2023-11-19 03:10:34,337 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 430 transitions. [2023-11-19 03:10:34,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:10:34,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:34,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:10:34,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:34,558 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 268 states and 440 transitions. [2023-11-19 03:10:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 440 transitions. [2023-11-19 03:10:35,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:10:35,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:35,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:35,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:35,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:35,338 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:10:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 271 states and 443 transitions. [2023-11-19 03:10:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 443 transitions. [2023-11-19 03:10:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:10:35,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:35,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:35,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:35,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 03:10:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 273 states and 444 transitions. [2023-11-19 03:10:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 444 transitions. [2023-11-19 03:10:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:10:36,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:36,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:36,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:36,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:10:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 276 states and 447 transitions. [2023-11-19 03:10:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 447 transitions. [2023-11-19 03:10:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:10:36,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:36,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:36,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:10:36,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:37,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 279 states and 450 transitions. [2023-11-19 03:10:37,847 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 450 transitions. [2023-11-19 03:10:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:10:37,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:37,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:37,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:37,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 03:10:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 281 states and 451 transitions. [2023-11-19 03:10:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 451 transitions. [2023-11-19 03:10:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:10:38,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:38,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:10:38,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:38,430 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:39,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 284 states and 461 transitions. [2023-11-19 03:10:39,095 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 461 transitions. [2023-11-19 03:10:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:10:39,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:39,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:39,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:10:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 287 states and 464 transitions. [2023-11-19 03:10:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 464 transitions. [2023-11-19 03:10:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:10:39,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:39,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:39,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:39,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:10:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 289 states and 465 transitions. [2023-11-19 03:10:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 465 transitions. [2023-11-19 03:10:40,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:10:40,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:40,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:40,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:40,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:10:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 292 states and 468 transitions. [2023-11-19 03:10:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 468 transitions. [2023-11-19 03:10:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:10:40,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:40,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:40,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:10:40,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 295 states and 471 transitions. [2023-11-19 03:10:41,879 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 471 transitions. [2023-11-19 03:10:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:10:41,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:41,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:41,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:41,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:42,001 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:10:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 297 states and 472 transitions. [2023-11-19 03:10:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 472 transitions. [2023-11-19 03:10:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:10:42,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:42,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:42,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:10:42,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 300 states and 482 transitions. [2023-11-19 03:10:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 482 transitions. [2023-11-19 03:10:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:10:43,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:43,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:43,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:43,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 03:10:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 303 states and 485 transitions. [2023-11-19 03:10:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 485 transitions. [2023-11-19 03:10:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:10:43,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:43,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:43,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:43,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:43,925 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 03:10:44,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:44,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 305 states and 486 transitions. [2023-11-19 03:10:44,373 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 486 transitions. [2023-11-19 03:10:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:10:44,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:44,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:44,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:44,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 03:10:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 308 states and 489 transitions. [2023-11-19 03:10:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 489 transitions. [2023-11-19 03:10:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:10:45,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:45,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:45,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:10:45,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:46,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 311 states and 492 transitions. [2023-11-19 03:10:46,178 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 492 transitions. [2023-11-19 03:10:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:10:46,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:46,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:46,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 03:10:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 313 states and 493 transitions. [2023-11-19 03:10:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 493 transitions. [2023-11-19 03:10:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:10:46,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:46,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:46,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:10:46,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 316 states and 503 transitions. [2023-11-19 03:10:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 503 transitions. [2023-11-19 03:10:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:10:47,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:47,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:47,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:47,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 03:10:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 319 states and 506 transitions. [2023-11-19 03:10:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 506 transitions. [2023-11-19 03:10:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:10:48,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:48,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:48,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:48,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 03:10:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 321 states and 507 transitions. [2023-11-19 03:10:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 507 transitions. [2023-11-19 03:10:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:10:48,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:48,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:48,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:48,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:48,990 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 03:10:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 324 states and 510 transitions. [2023-11-19 03:10:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 510 transitions. [2023-11-19 03:10:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:10:49,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:49,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:49,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:49,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:49,951 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:10:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 327 states and 513 transitions. [2023-11-19 03:10:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 513 transitions. [2023-11-19 03:10:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:10:50,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:50,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:50,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:10:50,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 03:10:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:51,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 329 states and 514 transitions. [2023-11-19 03:10:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 514 transitions. [2023-11-19 03:10:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:10:51,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:51,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:51,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:10:51,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:10:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.