./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/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_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/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_bdc247bd-9425-4860-8983-24a2a8214e07/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 4d17ed8dd7de3007f02b2c3df3a75e1fbb5469b0133c538c149df8a118a565d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:56,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:56,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:55:56,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:56,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:56,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:56,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:56,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:56,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:56,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:56,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:56,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:56,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:56,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:56,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:56,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:56,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:56,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:56,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:56,894 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:55:56,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:55:56,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:56,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:56,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:56,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:56,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:56,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:56,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:56,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:56,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:56,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:56,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:56,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:56,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:56,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:56,905 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_bdc247bd-9425-4860-8983-24a2a8214e07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d17ed8dd7de3007f02b2c3df3a75e1fbb5469b0133c538c149df8a118a565d0 [2023-11-24 22:55:57,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:57,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:57,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:57,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:57,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:57,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c [2023-11-24 22:56:00,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:00,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:00,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c [2023-11-24 22:56:00,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/data/40003f812/80cd34b4041045bf8661f78f53f89c8b/FLAG484bcb057 [2023-11-24 22:56:00,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/data/40003f812/80cd34b4041045bf8661f78f53f89c8b [2023-11-24 22:56:00,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:00,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:00,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:00,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:00,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:00,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:00" (1/1) ... [2023-11-24 22:56:00,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f73e3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:00, skipping insertion in model container [2023-11-24 22:56:00,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:00" (1/1) ... [2023-11-24 22:56:00,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:01,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:01,120 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:01,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:01,163 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:01,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01 WrapperNode [2023-11-24 22:56:01,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:01,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:01,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:01,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:01,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,235 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2023-11-24 22:56:01,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:01,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:01,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:01,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:01,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:01,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:01,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:01,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:01,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:01,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:01,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc247bd-9425-4860-8983-24a2a8214e07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:01,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:56:01,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:56:01,452 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:01,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:01,978 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:02,047 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:02,048 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:56:02,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:02 BoogieIcfgContainer [2023-11-24 22:56:02,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:02,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:02,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:02,062 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:02,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:02" (1/1) ... [2023-11-24 22:56:02,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2023-11-24 22:56:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2023-11-24 22:56:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:02,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:02,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:02,346 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 22:56:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2023-11-24 22:56:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2023-11-24 22:56:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:02,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,498 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 22:56:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 104 states and 114 transitions. [2023-11-24 22:56:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 114 transitions. [2023-11-24 22:56:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:02,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,620 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 22:56:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 107 states and 121 transitions. [2023-11-24 22:56:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2023-11-24 22:56:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:02,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:02,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:02,788 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 22:56:02,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 108 states and 122 transitions. [2023-11-24 22:56:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 122 transitions. [2023-11-24 22:56:02,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:02,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:56:02,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:02,915 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 22:56:03,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 113 states and 133 transitions. [2023-11-24 22:56:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2023-11-24 22:56:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:03,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:03,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:56:03,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:03,501 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 22:56:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 146 transitions. [2023-11-24 22:56:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 146 transitions. [2023-11-24 22:56:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:04,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:56:04,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:04,310 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 22:56:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 126 states and 160 transitions. [2023-11-24 22:56:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 160 transitions. [2023-11-24 22:56:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:05,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:05,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:56:05,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:05,381 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 22:56:05,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 161 transitions. [2023-11-24 22:56:05,655 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 161 transitions. [2023-11-24 22:56:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:05,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:05,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:05,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:05,813 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 22:56:08,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 136 states and 178 transitions. [2023-11-24 22:56:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-24 22:56:08,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:08,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:08,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:08,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:08,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:08,654 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 22:56:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 146 states and 197 transitions. [2023-11-24 22:56:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 197 transitions. [2023-11-24 22:56:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:56:11,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:11,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:11,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:11,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:11,981 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 22:56:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 157 states and 218 transitions. [2023-11-24 22:56:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 218 transitions. [2023-11-24 22:56:14,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:14,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:14,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:14,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:15,017 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 22:56:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 169 states and 241 transitions. [2023-11-24 22:56:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 241 transitions. [2023-11-24 22:56:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:18,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:18,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:18,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:18,327 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 22:56:19,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:19,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 172 states and 247 transitions. [2023-11-24 22:56:19,122 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 247 transitions. [2023-11-24 22:56:19,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:19,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:19,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:19,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:19,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:19,280 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 22:56:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:20,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 174 states and 249 transitions. [2023-11-24 22:56:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 249 transitions. [2023-11-24 22:56:20,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:20,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:20,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:20,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:56:20,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:20,929 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 22:56:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 185 states and 270 transitions. [2023-11-24 22:56:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 270 transitions. [2023-11-24 22:56:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:26,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:26,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:26,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:26,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:26,747 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 22:56:34,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 196 states and 292 transitions. [2023-11-24 22:56:34,158 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2023-11-24 22:56:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:34,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,319 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 22:56:34,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 195 states and 291 transitions. [2023-11-24 22:56:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 291 transitions. [2023-11-24 22:56:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:34,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,830 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 22:56:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 207 states and 315 transitions. [2023-11-24 22:56:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 315 transitions. [2023-11-24 22:56:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:41,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:41,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:41,592 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 22:56:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 210 states and 319 transitions. [2023-11-24 22:56:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 319 transitions. [2023-11-24 22:56:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:42,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:42,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:42,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:42,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:42,534 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 22:56:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 213 states and 323 transitions. [2023-11-24 22:56:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 323 transitions. [2023-11-24 22:56:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:42,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:42,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:42,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:42,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:42,758 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 22:56:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:42,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 212 states and 322 transitions. [2023-11-24 22:56:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 322 transitions. [2023-11-24 22:56:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:42,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:42,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:42,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:42,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.