./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC --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 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:42,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:42,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:02:42,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:42,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:42,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:42,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:42,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:42,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:42,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:42,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:42,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:42,328 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:42,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:42,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:42,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:42,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:42,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:42,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:42,332 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:42,333 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:42,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:42,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:42,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:42,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:42,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:42,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:42,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:42,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:42,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:42,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:42,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:42,340 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:42,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:42,341 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:42,342 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_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee [2023-11-23 20:02:42,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:42,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:42,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:42,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:42,691 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:42,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-11-23 20:02:46,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:46,262 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:46,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-11-23 20:02:46,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/data/8cd908840/2e13f663f28f468ca0baece95c206e0d/FLAG9724de3d1 [2023-11-23 20:02:46,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/data/8cd908840/2e13f663f28f468ca0baece95c206e0d [2023-11-23 20:02:46,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:46,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:46,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:46,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:46,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:46,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a92b89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46, skipping insertion in model container [2023-11-23 20:02:46,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,322 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:46,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:46,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:46,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:46,541 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:46,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46 WrapperNode [2023-11-23 20:02:46,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:46,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:46,543 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:46,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:46,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,584 INFO L138 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-11-23 20:02:46,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:46,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:46,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:46,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:46,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:46,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:46,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:46,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:46,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:46" (1/1) ... [2023-11-23 20:02:46,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:46,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:46,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:46,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e998919c-af54-49a8-a308-e338abe96782/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:46,820 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:46,823 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:47,036 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:47,103 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:47,103 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:02:47,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:47 BoogieIcfgContainer [2023-11-23 20:02:47,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:47,106 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:47,106 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:47,117 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:47,117 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:47" (1/1) ... [2023-11-23 20:02:47,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-23 20:02:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-23 20:02:47,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:02:47,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:47,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:47,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-23 20:02:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-23 20:02:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:02:47,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:47,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-23 20:02:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-23 20:02:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:02:47,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:47,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2023-11-23 20:02:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-11-23 20:02:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:02:47,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:47,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2023-11-23 20:02:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2023-11-23 20:02:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:02:47,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2023-11-23 20:02:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2023-11-23 20:02:48,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:02:48,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2023-11-23 20:02:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2023-11-23 20:02:48,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:02:48,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2023-11-23 20:02:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2023-11-23 20:02:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:02:48,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2023-11-23 20:02:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2023-11-23 20:02:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:02:48,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2023-11-23 20:02:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2023-11-23 20:02:48,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:02:48,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2023-11-23 20:02:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2023-11-23 20:02:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:02:48,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:48,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:48,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:48,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 121 transitions. [2023-11-23 20:02:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 121 transitions. [2023-11-23 20:02:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:02:48,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2023-11-23 20:02:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2023-11-23 20:02:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:02:49,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 70 states and 122 transitions. [2023-11-23 20:02:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 122 transitions. [2023-11-23 20:02:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:02:49,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2023-11-23 20:02:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2023-11-23 20:02:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:49,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:49,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 74 states and 125 transitions. [2023-11-23 20:02:49,513 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2023-11-23 20:02:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:49,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:02:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 127 transitions. [2023-11-23 20:02:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2023-11-23 20:02:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:49,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:02:49,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 77 states and 131 transitions. [2023-11-23 20:02:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 131 transitions. [2023-11-23 20:02:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:50,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:02:50,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 80 states and 138 transitions. [2023-11-23 20:02:50,951 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 138 transitions. [2023-11-23 20:02:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:50,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:50,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 83 states and 141 transitions. [2023-11-23 20:02:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 141 transitions. [2023-11-23 20:02:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:02:51,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:51,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:02:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 85 states and 142 transitions. [2023-11-23 20:02:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 142 transitions. [2023-11-23 20:02:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:02:51,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:02:51,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:51,510 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 88 states and 145 transitions. [2023-11-23 20:02:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 145 transitions. [2023-11-23 20:02:51,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:02:51,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:02:51,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 152 transitions. [2023-11-23 20:02:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 152 transitions. [2023-11-23 20:02:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:02:52,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:52,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:02:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 94 states and 155 transitions. [2023-11-23 20:02:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2023-11-23 20:02:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:02:52,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:52,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 156 transitions. [2023-11-23 20:02:52,635 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2023-11-23 20:02:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:02:52,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:02:52,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 99 states and 159 transitions. [2023-11-23 20:02:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2023-11-23 20:02:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:02:53,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:53,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:02:53,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 166 transitions. [2023-11-23 20:02:53,580 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2023-11-23 20:02:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:02:53,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:53,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:53,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 105 states and 169 transitions. [2023-11-23 20:02:53,867 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 169 transitions. [2023-11-23 20:02:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:02:53,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:53,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:53,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:02:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:54,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 170 transitions. [2023-11-23 20:02:54,050 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2023-11-23 20:02:54,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:02:54,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:54,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:02:54,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 173 transitions. [2023-11-23 20:02:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2023-11-23 20:02:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:02:54,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:54,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:02:54,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 113 states and 180 transitions. [2023-11-23 20:02:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2023-11-23 20:02:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:02:55,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:55,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:02:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 183 transitions. [2023-11-23 20:02:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 183 transitions. [2023-11-23 20:02:55,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:02:55,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:55,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:55,510 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-23 20:02:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 118 states and 184 transitions. [2023-11-23 20:02:55,622 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 184 transitions. [2023-11-23 20:02:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:02:55,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:02:55,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:56,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 121 states and 187 transitions. [2023-11-23 20:02:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 187 transitions. [2023-11-23 20:02:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:02:56,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:56,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:56,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:02:56,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 124 states and 194 transitions. [2023-11-23 20:02:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 194 transitions. [2023-11-23 20:02:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:02:56,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:56,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:56,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:56,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-23 20:02:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 197 transitions. [2023-11-23 20:02:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 197 transitions. [2023-11-23 20:02:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:02:57,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:57,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-23 20:02:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 129 states and 198 transitions. [2023-11-23 20:02:57,382 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-11-23 20:02:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:02:57,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:02:57,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 201 transitions. [2023-11-23 20:02:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2023-11-23 20:02:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:02:58,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:58,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:58,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:02:58,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:58,167 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 208 transitions. [2023-11-23 20:02:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2023-11-23 20:02:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:02:58,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:58,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:58,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:58,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:58,678 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-23 20:02:58,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:58,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 138 states and 211 transitions. [2023-11-23 20:02:58,966 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 211 transitions. [2023-11-23 20:02:58,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:02:58,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:58,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:59,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:02:59,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-23 20:02:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 212 transitions. [2023-11-23 20:02:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 212 transitions. [2023-11-23 20:02:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:02:59,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:59,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:02:59,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:02:59,465 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:02:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 143 states and 215 transitions. [2023-11-23 20:02:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2023-11-23 20:02:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:02:59,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:59,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:59,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:02:59,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 146 states and 222 transitions. [2023-11-23 20:03:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 222 transitions. [2023-11-23 20:03:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:03:00,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:00,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:00,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:00,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-23 20:03:00,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:00,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 149 states and 225 transitions. [2023-11-23 20:03:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2023-11-23 20:03:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:03:00,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:00,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:00,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-23 20:03:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 151 states and 226 transitions. [2023-11-23 20:03:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2023-11-23 20:03:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:03:01,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:01,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:01,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:03:01,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 154 states and 229 transitions. [2023-11-23 20:03:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 229 transitions. [2023-11-23 20:03:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:03:01,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:01,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:03:01,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 157 states and 236 transitions. [2023-11-23 20:03:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 236 transitions. [2023-11-23 20:03:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:03:02,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:02,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-23 20:03:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 160 states and 239 transitions. [2023-11-23 20:03:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2023-11-23 20:03:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:03:02,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:02,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:03:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 162 states and 240 transitions. [2023-11-23 20:03:02,887 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 240 transitions. [2023-11-23 20:03:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:03:02,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:03:02,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:03,228 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:03,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 165 states and 243 transitions. [2023-11-23 20:03:03,672 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2023-11-23 20:03:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:03:03,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:03:03,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 168 states and 250 transitions. [2023-11-23 20:03:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 250 transitions. [2023-11-23 20:03:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:03:04,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:04,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:03:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 171 states and 253 transitions. [2023-11-23 20:03:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 253 transitions. [2023-11-23 20:03:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:03:04,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:04,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,892 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:03:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 173 states and 254 transitions. [2023-11-23 20:03:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 254 transitions. [2023-11-23 20:03:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:05,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 176 states and 257 transitions. [2023-11-23 20:03:05,816 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 257 transitions. [2023-11-23 20:03:05,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:05,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:06,025 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 179 states and 264 transitions. [2023-11-23 20:03:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 264 transitions. [2023-11-23 20:03:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:06,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:06,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:06,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:06,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:03:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 182 states and 267 transitions. [2023-11-23 20:03:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 267 transitions. [2023-11-23 20:03:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:03:07,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:07,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:07,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-23 20:03:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 184 states and 268 transitions. [2023-11-23 20:03:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 268 transitions. [2023-11-23 20:03:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:03:07,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:07,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:07,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:03:07,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:07,630 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:08,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 271 transitions. [2023-11-23 20:03:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 271 transitions. [2023-11-23 20:03:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:03:08,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:08,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:08,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:03:08,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:08,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 190 states and 278 transitions. [2023-11-23 20:03:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 278 transitions. [2023-11-23 20:03:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:03:08,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:08,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:08,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:08,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-23 20:03:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 193 states and 281 transitions. [2023-11-23 20:03:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 281 transitions. [2023-11-23 20:03:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:03:09,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:09,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:09,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:09,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:09,525 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-23 20:03:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 195 states and 282 transitions. [2023-11-23 20:03:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 282 transitions. [2023-11-23 20:03:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:03:09,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:09,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:09,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:03:09,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 198 states and 285 transitions. [2023-11-23 20:03:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2023-11-23 20:03:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:03:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:10,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:10,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:03:10,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 292 transitions. [2023-11-23 20:03:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-11-23 20:03:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:03:11,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:11,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:11,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:11,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-23 20:03:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 204 states and 295 transitions. [2023-11-23 20:03:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 295 transitions. [2023-11-23 20:03:11,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:03:11,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:11,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:11,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:11,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-23 20:03:12,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 206 states and 296 transitions. [2023-11-23 20:03:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 296 transitions. [2023-11-23 20:03:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:03:12,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:12,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:12,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:03:12,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:12,618 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:13,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 299 transitions. [2023-11-23 20:03:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 299 transitions. [2023-11-23 20:03:13,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:03:13,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:13,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:13,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:03:13,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 212 states and 306 transitions. [2023-11-23 20:03:13,947 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2023-11-23 20:03:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:03:13,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:13,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:14,081 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-23 20:03:14,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 215 states and 309 transitions. [2023-11-23 20:03:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2023-11-23 20:03:14,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:03:14,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-23 20:03:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 217 states and 310 transitions. [2023-11-23 20:03:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 310 transitions. [2023-11-23 20:03:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:03:14,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:15,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 220 states and 313 transitions. [2023-11-23 20:03:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 313 transitions. [2023-11-23 20:03:15,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:03:15,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:15,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:15,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:03:15,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:16,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 223 states and 320 transitions. [2023-11-23 20:03:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 320 transitions. [2023-11-23 20:03:16,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:03:16,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:16,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:16,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:16,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-23 20:03:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:17,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 226 states and 323 transitions. [2023-11-23 20:03:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 323 transitions. [2023-11-23 20:03:17,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:03:17,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:17,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:17,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:17,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-11-23 20:03:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 228 states and 324 transitions. [2023-11-23 20:03:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2023-11-23 20:03:17,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:03:17,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:17,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:17,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:03:17,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:18,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 231 states and 327 transitions. [2023-11-23 20:03:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 327 transitions. [2023-11-23 20:03:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:03:18,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:18,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:18,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:03:18,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 234 states and 334 transitions. [2023-11-23 20:03:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 334 transitions. [2023-11-23 20:03:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:03:19,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:19,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:19,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:19,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:19,516 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-11-23 20:03:19,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:19,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 237 states and 337 transitions. [2023-11-23 20:03:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 337 transitions. [2023-11-23 20:03:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:03:19,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:19,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:19,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:19,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-23 20:03:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 239 states and 338 transitions. [2023-11-23 20:03:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 338 transitions. [2023-11-23 20:03:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:03:20,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:20,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:20,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:03:20,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 242 states and 341 transitions. [2023-11-23 20:03:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 341 transitions. [2023-11-23 20:03:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:03:21,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:21,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:03:21,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 245 states and 348 transitions. [2023-11-23 20:03:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 348 transitions. [2023-11-23 20:03:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:03:22,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:22,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:22,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:22,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-23 20:03:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 248 states and 351 transitions. [2023-11-23 20:03:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 351 transitions. [2023-11-23 20:03:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:03:22,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:22,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:22,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:22,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-23 20:03:22,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:22,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 250 states and 352 transitions. [2023-11-23 20:03:22,983 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2023-11-23 20:03:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:03:22,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:22,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:23,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:03:23,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:23,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:23,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 253 states and 355 transitions. [2023-11-23 20:03:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 355 transitions. [2023-11-23 20:03:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:03:23,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:23,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:24,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:03:24,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 256 states and 362 transitions. [2023-11-23 20:03:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2023-11-23 20:03:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:03:24,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:24,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:25,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:25,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-23 20:03:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 259 states and 365 transitions. [2023-11-23 20:03:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2023-11-23 20:03:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:03:25,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:25,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:25,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:25,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-11-23 20:03:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 261 states and 366 transitions. [2023-11-23 20:03:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 366 transitions. [2023-11-23 20:03:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:03:25,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:25,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:26,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:03:26,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:26,406 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 369 transitions. [2023-11-23 20:03:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 369 transitions. [2023-11-23 20:03:27,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:03:27,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:27,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:27,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:03:27,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 267 states and 376 transitions. [2023-11-23 20:03:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 376 transitions. [2023-11-23 20:03:28,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:03:28,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:28,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:28,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:28,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-11-23 20:03:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 270 states and 379 transitions. [2023-11-23 20:03:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 379 transitions. [2023-11-23 20:03:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:03:28,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:28,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:28,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:28,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-23 20:03:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 272 states and 380 transitions. [2023-11-23 20:03:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 380 transitions. [2023-11-23 20:03:29,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:03:29,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:29,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:29,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:03:29,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:29,589 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 275 states and 383 transitions. [2023-11-23 20:03:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2023-11-23 20:03:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:03:30,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:30,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:30,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:03:30,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 278 states and 390 transitions. [2023-11-23 20:03:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 390 transitions. [2023-11-23 20:03:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:03:31,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:31,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:31,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:31,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-23 20:03:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 281 states and 393 transitions. [2023-11-23 20:03:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 393 transitions. [2023-11-23 20:03:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:03:32,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:32,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:32,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-11-23 20:03:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 283 states and 394 transitions. [2023-11-23 20:03:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 394 transitions. [2023-11-23 20:03:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:03:32,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:32,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:03:32,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:03:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:33,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 286 states and 397 transitions. [2023-11-23 20:03:33,960 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 397 transitions. [2023-11-23 20:03:33,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:03:33,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:34,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:03:34,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 289 states and 404 transitions. [2023-11-23 20:03:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 404 transitions. [2023-11-23 20:03:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:03:35,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:35,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:35,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:35,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:35,281 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked.