./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/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_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/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_421540c9-db0c-4185-ac33-520a90790705/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 caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:42,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:42,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:06:42,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:42,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:42,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:42,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:42,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:42,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:42,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:42,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:42,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:42,300 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:42,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:42,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:42,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:42,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:42,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:42,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:42,304 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:42,304 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:42,305 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:42,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:42,306 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:42,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:42,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:42,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:42,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:42,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:42,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:42,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:42,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:42,311 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:42,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:42,312 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:42,312 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_421540c9-db0c-4185-ac33-520a90790705/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 [2023-11-19 04:06:42,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:42,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:42,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:42,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:42,663 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:42,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2023-11-19 04:06:45,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:46,092 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:46,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2023-11-19 04:06:46,103 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/data/5d3195921/f0075f3b09f640e4874b5220daff0239/FLAG8cbf984dd [2023-11-19 04:06:46,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/data/5d3195921/f0075f3b09f640e4874b5220daff0239 [2023-11-19 04:06:46,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:46,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:46,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:46,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:46,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:46,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab2d9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46, skipping insertion in model container [2023-11-19 04:06:46,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:46,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:46,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:46,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:46,443 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:46,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46 WrapperNode [2023-11-19 04:06:46,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:46,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:46,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:46,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:46,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,498 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-19 04:06:46,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:46,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:46,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:46,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:46,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:46,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:46,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:46,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:46,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:46" (1/1) ... [2023-11-19 04:06:46,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:46,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:46,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:46,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421540c9-db0c-4185-ac33-520a90790705/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:06:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:06:46,694 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:46,697 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:46,957 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:47,048 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:47,048 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 04:06:47,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:47 BoogieIcfgContainer [2023-11-19 04:06:47,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:47,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:47,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:47,065 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:47,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:47" (1/1) ... [2023-11-19 04:06:47,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-19 04:06:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-19 04:06:47,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:06:47,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:47,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:47,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:47,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-19 04:06:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-19 04:06:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:06:47,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:47,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:47,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:47,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2023-11-19 04:06:47,562 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-19 04:06:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:06:47,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:47,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:47,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:47,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:47,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-19 04:06:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-19 04:06:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:06:47,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:47,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:47,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:47,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2023-11-19 04:06:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2023-11-19 04:06:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:06:48,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:48,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-19 04:06:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-19 04:06:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:48,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:48,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2023-11-19 04:06:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2023-11-19 04:06:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:48,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:48,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:48,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2023-11-19 04:06:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2023-11-19 04:06:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:48,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:48,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2023-11-19 04:06:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2023-11-19 04:06:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:48,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:48,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 124 transitions. [2023-11-19 04:06:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 124 transitions. [2023-11-19 04:06:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:48,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 77 states and 133 transitions. [2023-11-19 04:06:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 133 transitions. [2023-11-19 04:06:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:49,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-19 04:06:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-19 04:06:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:49,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2023-11-19 04:06:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2023-11-19 04:06:49,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:49,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2023-11-19 04:06:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2023-11-19 04:06:49,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:49,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2023-11-19 04:06:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2023-11-19 04:06:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:49,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 93 states and 171 transitions. [2023-11-19 04:06:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 171 transitions. [2023-11-19 04:06:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:49,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-19 04:06:49,685 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-19 04:06:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:49,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:49,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:49,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-19 04:06:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-19 04:06:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:50,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2023-11-19 04:06:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2023-11-19 04:06:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:50,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 103 states and 195 transitions. [2023-11-19 04:06:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 195 transitions. [2023-11-19 04:06:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:50,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 105 states and 200 transitions. [2023-11-19 04:06:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 200 transitions. [2023-11-19 04:06:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:50,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:50,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 108 states and 207 transitions. [2023-11-19 04:06:50,857 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 207 transitions. [2023-11-19 04:06:50,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:50,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-19 04:06:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-19 04:06:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:50,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:50,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:51,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:51,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2023-11-19 04:06:51,433 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2023-11-19 04:06:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:51,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:51,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:51,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:51,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 118 states and 237 transitions. [2023-11-19 04:06:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 237 transitions. [2023-11-19 04:06:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:52,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:52,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:52,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:52,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 120 states and 238 transitions. [2023-11-19 04:06:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 238 transitions. [2023-11-19 04:06:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:52,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:52,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:52,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:52,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 123 states and 248 transitions. [2023-11-19 04:06:52,818 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 248 transitions. [2023-11-19 04:06:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:52,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:52,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:52,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:52,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:52,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 125 states and 251 transitions. [2023-11-19 04:06:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 251 transitions. [2023-11-19 04:06:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:06:53,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:53,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:53,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:06:53,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:53,153 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 04:06:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 126 states and 253 transitions. [2023-11-19 04:06:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 253 transitions. [2023-11-19 04:06:53,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:06:53,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:53,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:53,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:53,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:53,510 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 04:06:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 129 states and 256 transitions. [2023-11-19 04:06:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 256 transitions. [2023-11-19 04:06:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:06:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:53,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:53,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:53,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:53,798 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 04:06:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 131 states and 257 transitions. [2023-11-19 04:06:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 257 transitions. [2023-11-19 04:06:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:53,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:54,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:54,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:54,051 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 04:06:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2023-11-19 04:06:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2023-11-19 04:06:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:54,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:54,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:54,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:54,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:54,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:54,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 137 states and 263 transitions. [2023-11-19 04:06:54,790 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 263 transitions. [2023-11-19 04:06:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:54,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:54,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:54,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:54,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:54,839 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 04:06:54,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 139 states and 264 transitions. [2023-11-19 04:06:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 264 transitions. [2023-11-19 04:06:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:54,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:54,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:06:55,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:55,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 142 states and 274 transitions. [2023-11-19 04:06:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 274 transitions. [2023-11-19 04:06:55,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:06:55,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:55,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:55,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:55,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 145 states and 277 transitions. [2023-11-19 04:06:55,803 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 277 transitions. [2023-11-19 04:06:55,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:06:55,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:55,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:55,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:06:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 147 states and 278 transitions. [2023-11-19 04:06:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 278 transitions. [2023-11-19 04:06:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:06:56,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:56,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:56,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:56,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 150 states and 281 transitions. [2023-11-19 04:06:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 281 transitions. [2023-11-19 04:06:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:06:56,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:56,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:56,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:56,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:56,584 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 153 states and 284 transitions. [2023-11-19 04:06:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 284 transitions. [2023-11-19 04:06:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:06:56,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:56,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:56,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:56,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:06:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:57,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 155 states and 285 transitions. [2023-11-19 04:06:57,129 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 285 transitions. [2023-11-19 04:06:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:06:57,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:57,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:57,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:57,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 158 states and 295 transitions. [2023-11-19 04:06:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 295 transitions. [2023-11-19 04:06:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:06:57,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:57,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:57,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:57,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:06:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 161 states and 298 transitions. [2023-11-19 04:06:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2023-11-19 04:06:57,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:06:57,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:57,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:57,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:57,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:06:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 163 states and 299 transitions. [2023-11-19 04:06:58,244 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 299 transitions. [2023-11-19 04:06:58,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:06:58,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:58,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:58,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:58,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:06:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 166 states and 302 transitions. [2023-11-19 04:06:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 302 transitions. [2023-11-19 04:06:58,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:06:58,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:58,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:58,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:06:58,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 169 states and 305 transitions. [2023-11-19 04:06:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 305 transitions. [2023-11-19 04:06:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:06:59,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:59,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:59,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:59,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:59,174 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:06:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2023-11-19 04:06:59,329 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2023-11-19 04:06:59,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:06:59,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:59,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:59,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:06:59,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 174 states and 316 transitions. [2023-11-19 04:06:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 316 transitions. [2023-11-19 04:06:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:06:59,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:59,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:59,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:06:59,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:07:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 177 states and 319 transitions. [2023-11-19 04:07:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 319 transitions. [2023-11-19 04:07:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:07:00,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:00,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:00,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 04:07:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 179 states and 320 transitions. [2023-11-19 04:07:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 320 transitions. [2023-11-19 04:07:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:00,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:00,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:00,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:07:00,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 182 states and 323 transitions. [2023-11-19 04:07:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 323 transitions. [2023-11-19 04:07:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:00,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:00,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:00,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 326 transitions. [2023-11-19 04:07:01,513 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 326 transitions. [2023-11-19 04:07:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:01,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:01,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:01,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:01,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 04:07:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 187 states and 327 transitions. [2023-11-19 04:07:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 327 transitions. [2023-11-19 04:07:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:01,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:01,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:01,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:01,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 190 states and 337 transitions. [2023-11-19 04:07:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 337 transitions. [2023-11-19 04:07:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:07:02,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:02,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:02,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:02,441 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 04:07:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 193 states and 340 transitions. [2023-11-19 04:07:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 340 transitions. [2023-11-19 04:07:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:07:02,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:02,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:02,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:02,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 04:07:03,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:03,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 195 states and 341 transitions. [2023-11-19 04:07:03,052 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 341 transitions. [2023-11-19 04:07:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:07:03,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:03,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:03,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:03,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:03,147 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 04:07:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 198 states and 344 transitions. [2023-11-19 04:07:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 344 transitions. [2023-11-19 04:07:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:07:03,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:03,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:03,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:07:03,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 201 states and 347 transitions. [2023-11-19 04:07:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 347 transitions. [2023-11-19 04:07:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:07:04,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:04,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:04,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 04:07:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 203 states and 348 transitions. [2023-11-19 04:07:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 348 transitions. [2023-11-19 04:07:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:07:04,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:04,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:04,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:07:04,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:05,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 206 states and 358 transitions. [2023-11-19 04:07:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 358 transitions. [2023-11-19 04:07:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:07:05,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:05,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:05,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:05,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:05,123 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 04:07:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 209 states and 361 transitions. [2023-11-19 04:07:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 361 transitions. [2023-11-19 04:07:05,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:07:05,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:05,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:05,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:05,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:05,507 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 04:07:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:05,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 211 states and 362 transitions. [2023-11-19 04:07:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 362 transitions. [2023-11-19 04:07:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:05,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:05,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:05,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:05,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 04:07:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 214 states and 365 transitions. [2023-11-19 04:07:06,155 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 365 transitions. [2023-11-19 04:07:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:06,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 217 states and 368 transitions. [2023-11-19 04:07:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 368 transitions. [2023-11-19 04:07:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:06,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:06,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 04:07:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 219 states and 369 transitions. [2023-11-19 04:07:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 369 transitions. [2023-11-19 04:07:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:07,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 222 states and 379 transitions. [2023-11-19 04:07:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 379 transitions. [2023-11-19 04:07:07,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:07:07,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:07,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 04:07:08,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 225 states and 382 transitions. [2023-11-19 04:07:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 382 transitions. [2023-11-19 04:07:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:07:08,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 04:07:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 227 states and 383 transitions. [2023-11-19 04:07:08,645 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 383 transitions. [2023-11-19 04:07:08,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:08,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:08,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:08,722 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-19 04:07:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 230 states and 386 transitions. [2023-11-19 04:07:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 386 transitions. [2023-11-19 04:07:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:09,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:09,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:07:09,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:09,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:09,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 233 states and 389 transitions. [2023-11-19 04:07:09,956 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 389 transitions. [2023-11-19 04:07:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:09,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:09,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 04:07:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 235 states and 390 transitions. [2023-11-19 04:07:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 390 transitions. [2023-11-19 04:07:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:10,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:10,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:07:10,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 238 states and 400 transitions. [2023-11-19 04:07:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 400 transitions. [2023-11-19 04:07:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:07:10,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:10,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:11,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:11,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 04:07:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 241 states and 403 transitions. [2023-11-19 04:07:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 403 transitions. [2023-11-19 04:07:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:07:11,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:11,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:11,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:11,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 04:07:11,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:11,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 243 states and 404 transitions. [2023-11-19 04:07:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 404 transitions. [2023-11-19 04:07:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:07:11,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:11,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:11,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:11,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:11,939 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 04:07:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 246 states and 407 transitions. [2023-11-19 04:07:12,294 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 407 transitions. [2023-11-19 04:07:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:07:12,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:12,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:12,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:12,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:13,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 249 states and 410 transitions. [2023-11-19 04:07:13,157 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 410 transitions. [2023-11-19 04:07:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:07:13,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:13,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:13,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:13,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 04:07:13,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 251 states and 411 transitions. [2023-11-19 04:07:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 411 transitions. [2023-11-19 04:07:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:07:13,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:13,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:13,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:13,624 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 254 states and 421 transitions. [2023-11-19 04:07:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 421 transitions. [2023-11-19 04:07:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:07:14,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:14,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:14,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 04:07:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 257 states and 424 transitions. [2023-11-19 04:07:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 424 transitions. [2023-11-19 04:07:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:07:14,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:14,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:14,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:14,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:07:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 259 states and 425 transitions. [2023-11-19 04:07:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 425 transitions. [2023-11-19 04:07:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:07:15,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:15,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:15,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:15,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 04:07:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 262 states and 428 transitions. [2023-11-19 04:07:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 428 transitions. [2023-11-19 04:07:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:07:15,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:15,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:15,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:07:15,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 265 states and 431 transitions. [2023-11-19 04:07:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 431 transitions. [2023-11-19 04:07:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:07:16,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:16,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:16,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:16,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:07:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 267 states and 432 transitions. [2023-11-19 04:07:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 432 transitions. [2023-11-19 04:07:16,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:07:16,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:16,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:16,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:07:16,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 270 states and 442 transitions. [2023-11-19 04:07:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 442 transitions. [2023-11-19 04:07:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:07:17,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:17,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:17,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:17,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 04:07:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 273 states and 445 transitions. [2023-11-19 04:07:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2023-11-19 04:07:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:07:18,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:18,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:18,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:18,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:18,306 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 04:07:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 275 states and 446 transitions. [2023-11-19 04:07:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 446 transitions. [2023-11-19 04:07:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:18,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:18,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:18,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 04:07:19,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 278 states and 449 transitions. [2023-11-19 04:07:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 449 transitions. [2023-11-19 04:07:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:19,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:19,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:19,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:07:19,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:20,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 281 states and 452 transitions. [2023-11-19 04:07:20,392 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 452 transitions. [2023-11-19 04:07:20,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:20,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:20,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:20,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:20,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 04:07:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:20,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 283 states and 453 transitions. [2023-11-19 04:07:20,689 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 453 transitions. [2023-11-19 04:07:20,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:07:20,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:20,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:20,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:07:20,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 286 states and 463 transitions. [2023-11-19 04:07:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 463 transitions. [2023-11-19 04:07:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:07:21,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:21,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:21,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:21,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:21,742 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 04:07:22,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:22,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 289 states and 466 transitions. [2023-11-19 04:07:22,141 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 466 transitions. [2023-11-19 04:07:22,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:07:22,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:22,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:22,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:22,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:07:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 291 states and 467 transitions. [2023-11-19 04:07:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 467 transitions. [2023-11-19 04:07:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:07:22,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:22,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:22,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:22,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 04:07:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 294 states and 470 transitions. [2023-11-19 04:07:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 470 transitions. [2023-11-19 04:07:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:07:23,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:07:23,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:24,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 297 states and 473 transitions. [2023-11-19 04:07:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 473 transitions. [2023-11-19 04:07:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:07:24,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:24,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:24,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:24,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:07:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 299 states and 474 transitions. [2023-11-19 04:07:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 474 transitions. [2023-11-19 04:07:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:07:24,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:24,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:24,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:07:24,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:26,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 302 states and 484 transitions. [2023-11-19 04:07:26,240 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 484 transitions. [2023-11-19 04:07:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:07:26,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:26,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:26,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:26,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 04:07:26,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:26,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 305 states and 487 transitions. [2023-11-19 04:07:26,941 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 487 transitions. [2023-11-19 04:07:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:07:26,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:26,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:27,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:27,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 04:07:27,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 307 states and 488 transitions. [2023-11-19 04:07:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 488 transitions. [2023-11-19 04:07:27,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:07:27,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:27,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:27,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:27,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-19 04:07:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 310 states and 491 transitions. [2023-11-19 04:07:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 491 transitions. [2023-11-19 04:07:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:07:28,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:28,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:28,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:07:28,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:29,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 313 states and 494 transitions. [2023-11-19 04:07:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 494 transitions. [2023-11-19 04:07:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:07:29,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:29,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:29,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:29,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 04:07:30,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 315 states and 495 transitions. [2023-11-19 04:07:30,275 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 495 transitions. [2023-11-19 04:07:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:07:30,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:07:30,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 318 states and 505 transitions. [2023-11-19 04:07:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 505 transitions. [2023-11-19 04:07:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:07:31,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:31,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 04:07:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 321 states and 508 transitions. [2023-11-19 04:07:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 508 transitions. [2023-11-19 04:07:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:07:32,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 04:07:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 323 states and 509 transitions. [2023-11-19 04:07:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 509 transitions. [2023-11-19 04:07:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:07:33,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:33,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:33,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:33,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:33,176 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 04:07:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 326 states and 512 transitions. [2023-11-19 04:07:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 512 transitions. [2023-11-19 04:07:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:07:33,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:33,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:33,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:07:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 329 states and 515 transitions. [2023-11-19 04:07:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 515 transitions. [2023-11-19 04:07:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:07:35,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:35,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:35,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 04:07:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 331 states and 516 transitions. [2023-11-19 04:07:35,608 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 516 transitions. [2023-11-19 04:07:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:07:35,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:35,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:35,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:36,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:36,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 334 states and 526 transitions. [2023-11-19 04:07:36,919 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 526 transitions. [2023-11-19 04:07:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:07:36,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:36,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:36,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:36,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-19 04:07:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 337 states and 529 transitions. [2023-11-19 04:07:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 529 transitions. [2023-11-19 04:07:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:07:37,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:37,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:37,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:37,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:37,877 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked.