./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_25-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_25-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9030972e60093099261ffd255cd123d40a9b99982e16d5d1c2c77af1369268fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:12:06,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:12:06,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:12:06,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:12:06,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:12:06,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:12:06,461 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:12:06,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:12:06,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:12:06,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:12:06,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:12:06,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:12:06,463 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:12:06,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:12:06,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:12:06,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:12:06,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:12:06,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:12:06,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:12:06,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:12:06,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:12:06,464 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:12:06,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:12:06,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:12:06,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:12:06,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:12:06,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:12:06,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:06,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:12:06,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:12:06,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:12:06,466 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:12:06,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:12:06,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3 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 ! call(reach_error())) ) 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 -> 9030972e60093099261ffd255cd123d40a9b99982e16d5d1c2c77af1369268fd [2024-11-24 18:12:06,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:12:06,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:12:06,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:12:06,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:12:06,827 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:12:06,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/recursive-simple/fibo_25-2.c [2024-11-24 18:12:10,430 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/data/0f1ab027c/b2af8e0d15914ebead3acf6ca76cc76d/FLAGfe7632043 [2024-11-24 18:12:10,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:12:10,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/sv-benchmarks/c/recursive-simple/fibo_25-2.c [2024-11-24 18:12:10,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/data/0f1ab027c/b2af8e0d15914ebead3acf6ca76cc76d/FLAGfe7632043 [2024-11-24 18:12:10,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/data/0f1ab027c/b2af8e0d15914ebead3acf6ca76cc76d [2024-11-24 18:12:10,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:12:10,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:12:10,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:10,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:12:10,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:12:10,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:10" (1/1) ... [2024-11-24 18:12:10,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c83c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:10, skipping insertion in model container [2024-11-24 18:12:10,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:10" (1/1) ... [2024-11-24 18:12:10,879 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:12:11,122 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/sv-benchmarks/c/recursive-simple/fibo_25-2.c[746,759] [2024-11-24 18:12:11,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:11,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:12:11,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/sv-benchmarks/c/recursive-simple/fibo_25-2.c[746,759] [2024-11-24 18:12:11,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:11,192 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:12:11,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11 WrapperNode [2024-11-24 18:12:11,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:11,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:11,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:12:11,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:12:11,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,247 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-24 18:12:11,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:11,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:12:11,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:12:11,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:12:11,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,265 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:12:11,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:12:11,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:12:11,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:12:11,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:11,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:12:11,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:12:11,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf707978-bbeb-478e-8369-142731b4e127/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:12:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:12:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:12:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:12:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:12:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2024-11-24 18:12:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2024-11-24 18:12:11,477 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:12:11,480 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:12:11,666 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-24 18:12:11,666 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:12:11,710 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:12:11,710 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 18:12:11,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:12:11 BoogieIcfgContainer [2024-11-24 18:12:11,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:12:11,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:12:11,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:12:11,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:12:11,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:12:11" (1/1) ... [2024-11-24 18:12:11,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:12:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:11,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-24 18:12:11,808 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-24 18:12:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 18:12:11,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:11,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:12,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:12:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:12,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 25 transitions. [2024-11-24 18:12:12,246 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-24 18:12:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-24 18:12:12,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:12,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:12:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:12,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 29 transitions. [2024-11-24 18:12:12,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-24 18:12:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-24 18:12:12,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:12,759 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 18:12:12,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 28 transitions. [2024-11-24 18:12:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-24 18:12:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-24 18:12:12,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:12,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-24 18:12:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 40 transitions. [2024-11-24 18:12:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-24 18:12:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-24 18:12:13,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:13,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:14,050 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-24 18:12:14,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 29 states and 47 transitions. [2024-11-24 18:12:14,802 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2024-11-24 18:12:14,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-24 18:12:14,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:14,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-24 18:12:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 34 states and 62 transitions. [2024-11-24 18:12:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-11-24 18:12:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 18:12:15,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:15,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-24 18:12:16,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:16,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 34 states and 61 transitions. [2024-11-24 18:12:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-11-24 18:12:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-24 18:12:16,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 22 proven. 127 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:12:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 39 states and 78 transitions. [2024-11-24 18:12:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-11-24 18:12:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-24 18:12:17,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:17,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 54 proven. 273 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 18:12:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 98 transitions. [2024-11-24 18:12:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 98 transitions. [2024-11-24 18:12:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 18:12:18,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:18,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 91 proven. 597 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2024-11-24 18:12:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 49 states and 121 transitions. [2024-11-24 18:12:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 121 transitions. [2024-11-24 18:12:19,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-24 18:12:19,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:19,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 6077 backedges. 452 proven. 1187 refuted. 0 times theorem prover too weak. 4438 trivial. 0 not checked. [2024-11-24 18:12:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 49 states and 119 transitions. [2024-11-24 18:12:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 119 transitions. [2024-11-24 18:12:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 18:12:21,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:21,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:21,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 300 proven. 485 refuted. 0 times theorem prover too weak. 1141 trivial. 0 not checked. [2024-11-24 18:12:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 49 states and 118 transitions. [2024-11-24 18:12:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 118 transitions. [2024-11-24 18:12:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-24 18:12:22,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:22,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 14031 backedges. 376 proven. 2115 refuted. 0 times theorem prover too weak. 11540 trivial. 0 not checked. [2024-11-24 18:12:23,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 54 states and 144 transitions. [2024-11-24 18:12:23,967 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 144 transitions. [2024-11-24 18:12:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-24 18:12:23,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:23,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 14031 backedges. 808 proven. 1439 refuted. 0 times theorem prover too weak. 11784 trivial. 0 not checked. [2024-11-24 18:12:26,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 56 states and 144 transitions. [2024-11-24 18:12:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 144 transitions. [2024-11-24 18:12:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-24 18:12:26,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:26,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4113 backedges. 735 proven. 878 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2024-11-24 18:12:27,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 56 states and 143 transitions. [2024-11-24 18:12:27,378 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 143 transitions. [2024-11-24 18:12:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-24 18:12:27,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:27,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 10236 backedges. 1270 proven. 1037 refuted. 0 times theorem prover too weak. 7929 trivial. 0 not checked. [2024-11-24 18:12:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 56 states and 140 transitions. [2024-11-24 18:12:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 140 transitions. [2024-11-24 18:12:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2024-11-24 18:12:28,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:28,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 25110 backedges. 529 proven. 3350 refuted. 0 times theorem prover too weak. 21231 trivial. 0 not checked. [2024-11-24 18:12:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 61 states and 166 transitions. [2024-11-24 18:12:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 166 transitions. [2024-11-24 18:12:31,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2024-11-24 18:12:31,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:31,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:34,113 INFO L134 CoverageAnalysis]: Checked inductivity of 57573 backedges. 2077 proven. 6400 refuted. 0 times theorem prover too weak. 49096 trivial. 0 not checked. [2024-11-24 18:12:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:34,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 61 states and 165 transitions. [2024-11-24 18:12:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 165 transitions. [2024-11-24 18:12:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 858 [2024-11-24 18:12:34,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:34,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 43920 backedges. 1693 proven. 3805 refuted. 0 times theorem prover too weak. 38422 trivial. 0 not checked. [2024-11-24 18:12:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 61 states and 165 transitions. [2024-11-24 18:12:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 165 transitions. [2024-11-24 18:12:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 978 [2024-11-24 18:12:36,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:36,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 57222 backedges. 884 proven. 5869 refuted. 0 times theorem prover too weak. 50469 trivial. 0 not checked. [2024-11-24 18:12:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 66 states and 194 transitions. [2024-11-24 18:12:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 194 transitions. [2024-11-24 18:12:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1965 [2024-11-24 18:12:38,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:38,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 233217 backedges. 4904 proven. 15815 refuted. 0 times theorem prover too weak. 212498 trivial. 0 not checked. [2024-11-24 18:12:44,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 66 states and 192 transitions. [2024-11-24 18:12:44,477 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 192 transitions. [2024-11-24 18:12:44,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 855 [2024-11-24 18:12:44,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:44,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 43614 backedges. 4050 proven. 2250 refuted. 0 times theorem prover too weak. 37314 trivial. 0 not checked. [2024-11-24 18:12:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 68 states and 193 transitions. [2024-11-24 18:12:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 193 transitions. [2024-11-24 18:12:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1032 [2024-11-24 18:12:46,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:46,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 4756 proven. 6762 refuted. 0 times theorem prover too weak. 52263 trivial. 0 not checked. [2024-11-24 18:12:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 68 states and 191 transitions. [2024-11-24 18:12:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 191 transitions. [2024-11-24 18:12:49,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1767 [2024-11-24 18:12:49,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:12:53,088 INFO L134 CoverageAnalysis]: Checked inductivity of 188404 backedges. 1509 proven. 12469 refuted. 0 times theorem prover too weak. 174426 trivial. 0 not checked. [2024-11-24 18:12:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:12:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 73 states and 220 transitions. [2024-11-24 18:12:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 220 transitions. [2024-11-24 18:12:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2312 [2024-11-24 18:12:53,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:12:53,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 323349 backedges. 13219 proven. 17515 refuted. 0 times theorem prover too weak. 292615 trivial. 0 not checked. [2024-11-24 18:13:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 73 states and 219 transitions. [2024-11-24 18:13:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 219 transitions. [2024-11-24 18:13:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2613 [2024-11-24 18:13:02,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:02,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:13:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 413397 backedges. 2667 proven. 20394 refuted. 0 times theorem prover too weak. 390336 trivial. 0 not checked. [2024-11-24 18:13:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:11,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 78 states and 250 transitions. [2024-11-24 18:13:11,593 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 250 transitions. [2024-11-24 18:13:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4097 [2024-11-24 18:13:11,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:11,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:13:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:22,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1018859 backedges. 5311 proven. 29114 refuted. 0 times theorem prover too weak. 984434 trivial. 0 not checked. [2024-11-24 18:13:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 80 states and 252 transitions. [2024-11-24 18:13:22,698 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 252 transitions. [2024-11-24 18:13:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6973 [2024-11-24 18:13:22,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:22,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:13:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2957097 backedges. 5999 proven. 62522 refuted. 0 times theorem prover too weak. 2888576 trivial. 0 not checked. [2024-11-24 18:14:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 85 states and 286 transitions. [2024-11-24 18:14:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 286 transitions. [2024-11-24 18:14:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8717 [2024-11-24 18:14:13,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:13,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:14:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:15:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4623729 backedges. 11381 proven. 87750 refuted. 0 times theorem prover too weak. 4524598 trivial. 0 not checked. [2024-11-24 18:15:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:15:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 87 states and 288 transitions. [2024-11-24 18:15:22,240 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 288 transitions. [2024-11-24 18:15:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3742 [2024-11-24 18:15:22,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:15:22,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:15:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:15:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 849654 backedges. 32948 proven. 14576 refuted. 0 times theorem prover too weak. 802130 trivial. 0 not checked. [2024-11-24 18:15:49,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:15:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 89 states and 289 transitions. [2024-11-24 18:15:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 289 transitions. [2024-11-24 18:15:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5838 [2024-11-24 18:15:49,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:15:49,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:15:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2071782 backedges. 39800 proven. 59049 refuted. 0 times theorem prover too weak. 1972933 trivial. 0 not checked. [2024-11-24 18:16:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:51,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 89 states and 288 transitions. [2024-11-24 18:16:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 288 transitions. [2024-11-24 18:16:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8847 [2024-11-24 18:16:51,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:51,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:16:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4762984 backedges. 8479 proven. 86073 refuted. 0 times theorem prover too weak. 4668432 trivial. 0 not checked. [2024-11-24 18:18:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:18:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 94 states and 323 transitions. [2024-11-24 18:18:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 323 transitions. [2024-11-24 18:18:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8985 [2024-11-24 18:18:17,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:18:17,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:18:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4912839 backedges. 68770 proven. 99390 refuted. 0 times theorem prover too weak. 4744679 trivial. 0 not checked. [2024-11-24 18:20:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 94 states and 322 transitions. [2024-11-24 18:20:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 322 transitions. [2024-11-24 18:20:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15927 [2024-11-24 18:20:53,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:53,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:21:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:24:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 15451164 backedges. 16573 proven. 178920 refuted. 0 times theorem prover too weak. 15255671 trivial. 0 not checked. [2024-11-24 18:24:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:24:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 96 states and 324 transitions. [2024-11-24 18:24:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 324 transitions. [2024-11-24 18:24:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11987 [2024-11-24 18:24:41,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:24:41,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:24:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:26:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8748474 backedges. 12617 proven. 130134 refuted. 0 times theorem prover too weak. 8605723 trivial. 0 not checked. [2024-11-24 18:26:43,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:26:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 96 states and 324 transitions. [2024-11-24 18:26:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 324 transitions. [2024-11-24 18:26:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16347 [2024-11-24 18:26:45,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:26:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:26:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat