./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi --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 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:22,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:22,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:09:22,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:22,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:22,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:22,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:22,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:22,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:22,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:22,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:22,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:22,987 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:22,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:22,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:22,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:22,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:22,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:22,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:22,993 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:09:22,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:09:22,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:22,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:22,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:22,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:22,999 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:23,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:23,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:23,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:23,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:23,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:23,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:23,005 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:23,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:23,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:23,006 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_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 [2023-11-24 23:09:23,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:23,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:23,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:23,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:23,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:23,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-24 23:09:26,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:26,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:26,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-24 23:09:26,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/data/4a9b14a53/5cd1f085c4a141f6a308108b9d73b4ac/FLAG00c3f96ca [2023-11-24 23:09:26,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/data/4a9b14a53/5cd1f085c4a141f6a308108b9d73b4ac [2023-11-24 23:09:26,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:26,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:26,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:26,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:26,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:26,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:26" (1/1) ... [2023-11-24 23:09:26,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a3780b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:26, skipping insertion in model container [2023-11-24 23:09:26,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:26" (1/1) ... [2023-11-24 23:09:26,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:27,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:27,060 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:27,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:27,110 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:27,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27 WrapperNode [2023-11-24 23:09:27,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:27,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:27,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:27,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:27,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,170 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2023-11-24 23:09:27,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:27,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:27,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:27,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:27,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:27,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:27,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:27,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:27,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:27,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:27,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69ae8124-5211-4d46-b23b-689f5603a64f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:27,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:27,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:27,358 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:27,360 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:27,523 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:27,593 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:27,593 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:09:27,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:27 BoogieIcfgContainer [2023-11-24 23:09:27,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:27,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:27,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:27,608 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:27,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:27" (1/1) ... [2023-11-24 23:09:27,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:27,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-24 23:09:27,693 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-24 23:09:27,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:27,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:27,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:27,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:27,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:27,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:27,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-24 23:09:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-24 23:09:27,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:27,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-24 23:09:28,212 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-24 23:09:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:09:28,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-11-24 23:09:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-24 23:09:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:09:28,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2023-11-24 23:09:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2023-11-24 23:09:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:09:28,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:28,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-24 23:09:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-24 23:09:28,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:09:28,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:28,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2023-11-24 23:09:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2023-11-24 23:09:28,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:28,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:28,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:28,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:28,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:29,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2023-11-24 23:09:29,018 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2023-11-24 23:09:29,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:29,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:29,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2023-11-24 23:09:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2023-11-24 23:09:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:29,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:29,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2023-11-24 23:09:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2023-11-24 23:09:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:29,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:29,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2023-11-24 23:09:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2023-11-24 23:09:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:29,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:29,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2023-11-24 23:09:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2023-11-24 23:09:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:29,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2023-11-24 23:09:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2023-11-24 23:09:29,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:29,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:29,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2023-11-24 23:09:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2023-11-24 23:09:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:30,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:30,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:30,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2023-11-24 23:09:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2023-11-24 23:09:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:30,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:30,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:30,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:30,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2023-11-24 23:09:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-11-24 23:09:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:30,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:30,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:30,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:30,756 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2023-11-24 23:09:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2023-11-24 23:09:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:30,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:30,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:30,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2023-11-24 23:09:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2023-11-24 23:09:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:31,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:31,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2023-11-24 23:09:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2023-11-24 23:09:31,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:31,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:31,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 67 states and 108 transitions. [2023-11-24 23:09:31,771 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 108 transitions. [2023-11-24 23:09:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:31,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:31,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:09:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2023-11-24 23:09:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2023-11-24 23:09:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:31,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:09:31,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,052 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2023-11-24 23:09:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2023-11-24 23:09:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:32,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:09:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 119 transitions. [2023-11-24 23:09:32,648 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2023-11-24 23:09:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:32,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:33,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2023-11-24 23:09:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-24 23:09:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:33,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,182 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2023-11-24 23:09:33,280 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2023-11-24 23:09:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:33,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 83 states and 130 transitions. [2023-11-24 23:09:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2023-11-24 23:09:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:33,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:33,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2023-11-24 23:09:33,992 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2023-11-24 23:09:33,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:33,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,139 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2023-11-24 23:09:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2023-11-24 23:09:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:34,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:09:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2023-11-24 23:09:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2023-11-24 23:09:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:34,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2023-11-24 23:09:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2023-11-24 23:09:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:35,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:35,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:35,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:35,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:35,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:09:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2023-11-24 23:09:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2023-11-24 23:09:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:35,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:35,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:35,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:09:35,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 100 states and 150 transitions. [2023-11-24 23:09:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2023-11-24 23:09:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:09:36,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:36,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:09:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2023-11-24 23:09:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2023-11-24 23:09:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:36,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:09:36,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:36,353 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 105 states and 158 transitions. [2023-11-24 23:09:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2023-11-24 23:09:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:36,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:36,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:36,834 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:09:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 108 states and 161 transitions. [2023-11-24 23:09:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 161 transitions. [2023-11-24 23:09:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:37,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:37,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:37,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:09:37,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:37,296 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2023-11-24 23:09:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2023-11-24 23:09:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:37,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:37,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:37,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:37,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:09:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2023-11-24 23:09:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-24 23:09:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:37,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:37,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:09:37,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:38,048 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 116 states and 172 transitions. [2023-11-24 23:09:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 172 transitions. [2023-11-24 23:09:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:38,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:38,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:38,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:38,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:09:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2023-11-24 23:09:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2023-11-24 23:09:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:38,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:38,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:38,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:09:38,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:39,124 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:39,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 122 states and 178 transitions. [2023-11-24 23:09:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 178 transitions. [2023-11-24 23:09:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:39,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:39,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:39,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:09:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2023-11-24 23:09:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2023-11-24 23:09:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:09:39,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:39,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:09:39,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:40,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions. [2023-11-24 23:09:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2023-11-24 23:09:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:09:40,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:40,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:40,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:40,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:09:40,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 130 states and 189 transitions. [2023-11-24 23:09:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 189 transitions. [2023-11-24 23:09:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:09:40,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:40,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:40,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:09:40,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:41,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 133 states and 192 transitions. [2023-11-24 23:09:41,306 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2023-11-24 23:09:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:09:41,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:41,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:41,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:41,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:41,403 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:09:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2023-11-24 23:09:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-11-24 23:09:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:09:41,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:41,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:09:41,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:42,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 138 states and 200 transitions. [2023-11-24 23:09:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2023-11-24 23:09:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:09:42,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:42,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:42,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:42,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:09:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 141 states and 203 transitions. [2023-11-24 23:09:42,599 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2023-11-24 23:09:42,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:09:42,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:42,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:42,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:09:42,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 144 states and 206 transitions. [2023-11-24 23:09:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 206 transitions. [2023-11-24 23:09:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:09:43,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:43,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:43,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:43,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:09:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 146 states and 207 transitions. [2023-11-24 23:09:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 207 transitions. [2023-11-24 23:09:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:09:43,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:43,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:43,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:09:43,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 149 states and 214 transitions. [2023-11-24 23:09:44,192 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2023-11-24 23:09:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:09:44,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:44,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:44,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:44,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:09:44,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:44,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 152 states and 217 transitions. [2023-11-24 23:09:44,566 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 217 transitions. [2023-11-24 23:09:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:09:44,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:44,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:44,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:09:44,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 155 states and 220 transitions. [2023-11-24 23:09:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 220 transitions. [2023-11-24 23:09:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:09:45,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:45,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:45,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:45,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:09:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 157 states and 221 transitions. [2023-11-24 23:09:45,588 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 221 transitions. [2023-11-24 23:09:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:09:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:45,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:45,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:09:45,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:46,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 160 states and 228 transitions. [2023-11-24 23:09:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 228 transitions. [2023-11-24 23:09:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:09:46,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:46,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:46,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:46,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:09:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 163 states and 231 transitions. [2023-11-24 23:09:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 231 transitions. [2023-11-24 23:09:46,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:09:46,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:46,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:46,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:09:46,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 166 states and 234 transitions. [2023-11-24 23:09:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 234 transitions. [2023-11-24 23:09:47,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:09:47,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:47,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:47,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:47,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:09:47,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-11-24 23:09:47,792 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-11-24 23:09:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:09:47,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:47,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:47,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:09:47,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 171 states and 242 transitions. [2023-11-24 23:09:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 242 transitions. [2023-11-24 23:09:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:09:48,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:48,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:48,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:48,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:09:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 174 states and 245 transitions. [2023-11-24 23:09:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2023-11-24 23:09:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:09:49,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:49,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:49,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:09:49,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:49,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 177 states and 248 transitions. [2023-11-24 23:09:49,925 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 248 transitions. [2023-11-24 23:09:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:09:49,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:49,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:49,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:49,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-24 23:09:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 179 states and 249 transitions. [2023-11-24 23:09:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 249 transitions. [2023-11-24 23:09:50,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:09:50,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:50,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:50,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:09:50,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 182 states and 256 transitions. [2023-11-24 23:09:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 256 transitions. [2023-11-24 23:09:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:09:51,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:51,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:51,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:51,146 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-24 23:09:51,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 185 states and 259 transitions. [2023-11-24 23:09:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 259 transitions. [2023-11-24 23:09:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:09:51,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:51,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:51,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:09:51,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:52,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 188 states and 262 transitions. [2023-11-24 23:09:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 262 transitions. [2023-11-24 23:09:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:09:52,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:52,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:52,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,528 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-24 23:09:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 190 states and 263 transitions. [2023-11-24 23:09:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2023-11-24 23:09:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:52,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:52,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:09:52,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 193 states and 270 transitions. [2023-11-24 23:09:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 270 transitions. [2023-11-24 23:09:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:53,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-24 23:09:53,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 196 states and 273 transitions. [2023-11-24 23:09:53,940 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 273 transitions. [2023-11-24 23:09:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:53,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 199 states and 276 transitions. [2023-11-24 23:09:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 276 transitions. [2023-11-24 23:09:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:09:54,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,976 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-24 23:09:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2023-11-24 23:09:55,161 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2023-11-24 23:09:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:09:55,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:55,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:55,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:09:55,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:56,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:56,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 204 states and 284 transitions. [2023-11-24 23:09:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 284 transitions. [2023-11-24 23:09:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:09:56,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:56,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:56,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:56,143 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-24 23:09:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:56,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 207 states and 287 transitions. [2023-11-24 23:09:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 287 transitions. [2023-11-24 23:09:56,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:09:56,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:56,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:56,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:09:56,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:09:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 210 states and 290 transitions. [2023-11-24 23:09:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 290 transitions. [2023-11-24 23:09:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:09:57,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:57,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:57,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:57,768 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-24 23:09:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 212 states and 291 transitions. [2023-11-24 23:09:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 291 transitions. [2023-11-24 23:09:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:09:57,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:58,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:09:58,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:58,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:58,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 215 states and 298 transitions. [2023-11-24 23:09:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 298 transitions. [2023-11-24 23:09:58,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:09:58,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:58,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:58,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:58,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-24 23:09:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 218 states and 301 transitions. [2023-11-24 23:09:59,448 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 301 transitions. [2023-11-24 23:09:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:09:59,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 221 states and 304 transitions. [2023-11-24 23:10:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 304 transitions. [2023-11-24 23:10:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:00,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-24 23:10:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 223 states and 305 transitions. [2023-11-24 23:10:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 305 transitions. [2023-11-24 23:10:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:00,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,998 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 226 states and 312 transitions. [2023-11-24 23:10:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 312 transitions. [2023-11-24 23:10:01,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:01,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:01,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:01,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:01,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-24 23:10:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 229 states and 315 transitions. [2023-11-24 23:10:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 315 transitions. [2023-11-24 23:10:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:02,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:10:02,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 232 states and 318 transitions. [2023-11-24 23:10:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 318 transitions. [2023-11-24 23:10:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:10:03,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-24 23:10:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions. [2023-11-24 23:10:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions. [2023-11-24 23:10:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:03,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:04,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 237 states and 326 transitions. [2023-11-24 23:10:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 326 transitions. [2023-11-24 23:10:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:04,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:04,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:04,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:04,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-24 23:10:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 240 states and 329 transitions. [2023-11-24 23:10:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 329 transitions. [2023-11-24 23:10:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:05,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 243 states and 332 transitions. [2023-11-24 23:10:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 332 transitions. [2023-11-24 23:10:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:06,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:06,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:06,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:06,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-24 23:10:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2023-11-24 23:10:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2023-11-24 23:10:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:10:06,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:06,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:06,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:10:06,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 248 states and 340 transitions. [2023-11-24 23:10:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 340 transitions. [2023-11-24 23:10:07,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:10:07,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:07,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:07,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:07,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-24 23:10:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2023-11-24 23:10:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2023-11-24 23:10:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:10:08,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:08,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:08,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:10:08,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 254 states and 346 transitions. [2023-11-24 23:10:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 346 transitions. [2023-11-24 23:10:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:10:09,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:09,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:09,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:10:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 256 states and 347 transitions. [2023-11-24 23:10:09,952 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 347 transitions. [2023-11-24 23:10:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:10:09,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:10,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:10:10,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:10,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 259 states and 354 transitions. [2023-11-24 23:10:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 354 transitions. [2023-11-24 23:10:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:10:10,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:10,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:11,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:11,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:10:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 262 states and 357 transitions. [2023-11-24 23:10:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 357 transitions. [2023-11-24 23:10:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:10:11,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:11,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:11,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:10:11,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:12,027 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:12,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 265 states and 360 transitions. [2023-11-24 23:10:12,703 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 360 transitions. [2023-11-24 23:10:12,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:10:12,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:12,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:12,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:12,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-24 23:10:13,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 267 states and 361 transitions. [2023-11-24 23:10:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 361 transitions. [2023-11-24 23:10:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:10:13,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:13,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:13,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 23:10:13,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:13,374 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 270 states and 368 transitions. [2023-11-24 23:10:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 368 transitions. [2023-11-24 23:10:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:10:14,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,316 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-24 23:10:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 273 states and 371 transitions. [2023-11-24 23:10:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 371 transitions. [2023-11-24 23:10:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:10:14,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:15,331 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 276 states and 374 transitions. [2023-11-24 23:10:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 374 transitions. [2023-11-24 23:10:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:10:16,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:16,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:16,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:16,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-24 23:10:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 278 states and 375 transitions. [2023-11-24 23:10:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 375 transitions. [2023-11-24 23:10:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:10:16,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:16,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 23:10:16,587 INFO L285 TraceCheckSpWp]: Computing forward predicates...