./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/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_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/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_fd94274b-638a-4995-9647-de5b03ff66a6/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 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:01,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:01,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:03:01,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:01,439 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:01,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:01,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:01,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:01,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:01,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:01,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:01,469 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:01,469 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:01,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:01,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:01,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:01,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:01,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:01,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:01,473 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:03:01,474 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:01,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:01,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:01,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:01,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:01,477 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:01,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:01,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:01,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:01,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:01,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:01,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:01,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:01,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:01,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:01,491 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_fd94274b-638a-4995-9647-de5b03ff66a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 [2023-11-19 04:03:01,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:01,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:01,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:01,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:01,821 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:01,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2023-11-19 04:03:04,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:05,150 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:05,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2023-11-19 04:03:05,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/data/967204789/a2738612581344c198e5705410d2c426/FLAG3dc978220 [2023-11-19 04:03:05,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/data/967204789/a2738612581344c198e5705410d2c426 [2023-11-19 04:03:05,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:05,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:05,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:05,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:05,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:05,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298bca94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05, skipping insertion in model container [2023-11-19 04:03:05,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:05,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:05,416 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:05,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:05,455 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:05,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05 WrapperNode [2023-11-19 04:03:05,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:05,457 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:05,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:05,458 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:05,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,496 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2023-11-19 04:03:05,496 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:05,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:05,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:05,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:05,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:05,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:05,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:05,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:05,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:05,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:05,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:05,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd94274b-638a-4995-9647-de5b03ff66a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:05,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:03:05,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:03:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:05,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:05,691 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:05,694 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:05,893 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:05,960 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:05,961 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:03:05,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:05 BoogieIcfgContainer [2023-11-19 04:03:05,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:05,967 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:05,967 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:05,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:05,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2023-11-19 04:03:06,049 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-19 04:03:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:06,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 45 transitions. [2023-11-19 04:03:06,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-19 04:03:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:06,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 47 transitions. [2023-11-19 04:03:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-19 04:03:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:06,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 54 transitions. [2023-11-19 04:03:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2023-11-19 04:03:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:06,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 60 transitions. [2023-11-19 04:03:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-11-19 04:03:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:07,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 66 transitions. [2023-11-19 04:03:07,349 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2023-11-19 04:03:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:07,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 70 transitions. [2023-11-19 04:03:07,419 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2023-11-19 04:03:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:07,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 74 transitions. [2023-11-19 04:03:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2023-11-19 04:03:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:07,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 78 transitions. [2023-11-19 04:03:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2023-11-19 04:03:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:07,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:08,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 89 transitions. [2023-11-19 04:03:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2023-11-19 04:03:08,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:08,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 89 transitions. [2023-11-19 04:03:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2023-11-19 04:03:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:08,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 92 transitions. [2023-11-19 04:03:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2023-11-19 04:03:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:08,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 101 transitions. [2023-11-19 04:03:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 101 transitions. [2023-11-19 04:03:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:09,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 105 transitions. [2023-11-19 04:03:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2023-11-19 04:03:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:09,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 117 transitions. [2023-11-19 04:03:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 117 transitions. [2023-11-19 04:03:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:09,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:10,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 73 states and 125 transitions. [2023-11-19 04:03:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 125 transitions. [2023-11-19 04:03:10,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:10,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,666 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 04:03:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 77 states and 134 transitions. [2023-11-19 04:03:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 134 transitions. [2023-11-19 04:03:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:11,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,145 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 141 transitions. [2023-11-19 04:03:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 141 transitions. [2023-11-19 04:03:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:11,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:03:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 80 states and 141 transitions. [2023-11-19 04:03:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 141 transitions. [2023-11-19 04:03:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:11,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 153 transitions. [2023-11-19 04:03:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 153 transitions. [2023-11-19 04:03:12,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:12,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:12,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 87 states and 154 transitions. [2023-11-19 04:03:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 154 transitions. [2023-11-19 04:03:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:12,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:13,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 168 transitions. [2023-11-19 04:03:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 168 transitions. [2023-11-19 04:03:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:13,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:13,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 170 transitions. [2023-11-19 04:03:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 170 transitions. [2023-11-19 04:03:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:13,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 96 states and 176 transitions. [2023-11-19 04:03:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 176 transitions. [2023-11-19 04:03:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:03:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 185 transitions. [2023-11-19 04:03:15,318 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2023-11-19 04:03:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:15,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,365 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:03:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 196 transitions. [2023-11-19 04:03:15,720 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 196 transitions. [2023-11-19 04:03:15,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:15,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:03:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 106 states and 199 transitions. [2023-11-19 04:03:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 199 transitions. [2023-11-19 04:03:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:15,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 204 transitions. [2023-11-19 04:03:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 204 transitions. [2023-11-19 04:03:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:17,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:17,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 208 transitions. [2023-11-19 04:03:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 208 transitions. [2023-11-19 04:03:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:17,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:17,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 213 transitions. [2023-11-19 04:03:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 213 transitions. [2023-11-19 04:03:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:18,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 115 states and 213 transitions. [2023-11-19 04:03:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2023-11-19 04:03:18,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:18,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 117 states and 217 transitions. [2023-11-19 04:03:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 217 transitions. [2023-11-19 04:03:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:18,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 225 transitions. [2023-11-19 04:03:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 225 transitions. [2023-11-19 04:03:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:18,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 121 states and 234 transitions. [2023-11-19 04:03:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2023-11-19 04:03:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:18,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,860 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 122 states and 234 transitions. [2023-11-19 04:03:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 234 transitions. [2023-11-19 04:03:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:18,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:19,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 126 states and 249 transitions. [2023-11-19 04:03:19,811 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2023-11-19 04:03:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:19,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:19,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:19,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:19,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:03:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 128 states and 250 transitions. [2023-11-19 04:03:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 250 transitions. [2023-11-19 04:03:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:03:20,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:20,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:20,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:20,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 129 states and 250 transitions. [2023-11-19 04:03:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2023-11-19 04:03:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:03:20,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:20,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:20,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:20,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 131 states and 254 transitions. [2023-11-19 04:03:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2023-11-19 04:03:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:03:21,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:03:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 133 states and 255 transitions. [2023-11-19 04:03:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 255 transitions. [2023-11-19 04:03:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:21,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:03:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 257 transitions. [2023-11-19 04:03:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 257 transitions. [2023-11-19 04:03:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:21,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 139 states and 260 transitions. [2023-11-19 04:03:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2023-11-19 04:03:22,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:22,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:22,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 148 states and 283 transitions. [2023-11-19 04:03:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 283 transitions. [2023-11-19 04:03:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:24,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:24,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:26,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 154 states and 297 transitions. [2023-11-19 04:03:26,155 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 297 transitions. [2023-11-19 04:03:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:26,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:26,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 157 states and 302 transitions. [2023-11-19 04:03:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 302 transitions. [2023-11-19 04:03:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:26,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:03:27,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 159 states and 306 transitions. [2023-11-19 04:03:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 306 transitions. [2023-11-19 04:03:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:27,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,301 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 162 states and 311 transitions. [2023-11-19 04:03:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 311 transitions. [2023-11-19 04:03:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:28,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 164 states and 312 transitions. [2023-11-19 04:03:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 312 transitions. [2023-11-19 04:03:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:28,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 165 states and 315 transitions. [2023-11-19 04:03:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 315 transitions. [2023-11-19 04:03:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:03:29,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,561 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 169 states and 331 transitions. [2023-11-19 04:03:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 331 transitions. [2023-11-19 04:03:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:03:30,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,474 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:03:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 171 states and 332 transitions. [2023-11-19 04:03:30,667 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 332 transitions. [2023-11-19 04:03:30,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:30,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 173 states and 344 transitions. [2023-11-19 04:03:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 344 transitions. [2023-11-19 04:03:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:31,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:31,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 177 states and 358 transitions. [2023-11-19 04:03:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 358 transitions. [2023-11-19 04:03:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:32,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:32,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 186 states and 380 transitions. [2023-11-19 04:03:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 380 transitions. [2023-11-19 04:03:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:35,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 188 states and 385 transitions. [2023-11-19 04:03:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 385 transitions. [2023-11-19 04:03:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:35,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 192 states and 396 transitions. [2023-11-19 04:03:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 396 transitions. [2023-11-19 04:03:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:37,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:37,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:03:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 195 states and 398 transitions. [2023-11-19 04:03:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 398 transitions. [2023-11-19 04:03:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:38,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:03:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 196 states and 401 transitions. [2023-11-19 04:03:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 401 transitions. [2023-11-19 04:03:38,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:38,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:03:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 201 states and 406 transitions. [2023-11-19 04:03:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 406 transitions. [2023-11-19 04:03:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:40,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:40,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:40,748 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 208 states and 417 transitions. [2023-11-19 04:03:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 417 transitions. [2023-11-19 04:03:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:03:42,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 04:03:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 209 states and 417 transitions. [2023-11-19 04:03:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 417 transitions. [2023-11-19 04:03:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:42,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:03:42,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 211 states and 421 transitions. [2023-11-19 04:03:42,758 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 421 transitions. [2023-11-19 04:03:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:42,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 214 states and 426 transitions. [2023-11-19 04:03:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 426 transitions. [2023-11-19 04:03:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:44,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:44,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:03:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 218 states and 431 transitions. [2023-11-19 04:03:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 431 transitions. [2023-11-19 04:03:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:45,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:45,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:45,218 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:03:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 219 states and 431 transitions. [2023-11-19 04:03:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 431 transitions. [2023-11-19 04:03:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:45,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:45,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 223 states and 449 transitions. [2023-11-19 04:03:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 449 transitions. [2023-11-19 04:03:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:47,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,135 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 04:03:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 225 states and 450 transitions. [2023-11-19 04:03:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 450 transitions. [2023-11-19 04:03:47,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:03:47,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:47,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 226 states and 450 transitions. [2023-11-19 04:03:47,990 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 450 transitions. [2023-11-19 04:03:47,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:03:47,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:48,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:03:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 228 states and 451 transitions. [2023-11-19 04:03:48,331 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 451 transitions. [2023-11-19 04:03:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:03:48,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:48,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:48,580 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:49,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 230 states and 464 transitions. [2023-11-19 04:03:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 464 transitions. [2023-11-19 04:03:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:03:49,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:49,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:03:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 232 states and 480 transitions. [2023-11-19 04:03:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 480 transitions. [2023-11-19 04:03:49,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:03:49,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:49,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 235 states and 487 transitions. [2023-11-19 04:03:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 487 transitions. [2023-11-19 04:03:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:03:50,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:50,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:03:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 241 states and 494 transitions. [2023-11-19 04:03:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 494 transitions. [2023-11-19 04:03:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:51,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:51,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 04:03:52,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 244 states and 496 transitions. [2023-11-19 04:03:52,188 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 496 transitions. [2023-11-19 04:03:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:52,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 04:03:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 247 states and 498 transitions. [2023-11-19 04:03:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 498 transitions. [2023-11-19 04:03:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:52,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 261 states and 528 transitions. [2023-11-19 04:03:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 528 transitions. [2023-11-19 04:03:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:57,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.