./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.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_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b --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 e9f62e9366253d4fa7ecb8459a59d71535ca8498509abd809bca70a443281519 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:21:10,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:21:10,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:21:10,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:21:10,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:21:10,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:21:10,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:21:10,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:21:10,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:21:10,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:21:10,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:21:10,250 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:21:10,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:21:10,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:10,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:21:10,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:21:10,251 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_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b 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 -> e9f62e9366253d4fa7ecb8459a59d71535ca8498509abd809bca70a443281519 [2024-12-06 05:21:10,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:21:10,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:21:10,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:21:10,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:21:10,499 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:21:10,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.c [2024-12-06 05:21:13,109 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/data/638d7579c/1ff2878b54a545cb80db67994a81bbba/FLAGbb48cb87b [2024-12-06 05:21:13,298 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:21:13,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.c [2024-12-06 05:21:13,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/data/638d7579c/1ff2878b54a545cb80db67994a81bbba/FLAGbb48cb87b [2024-12-06 05:21:13,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/data/638d7579c/1ff2878b54a545cb80db67994a81bbba [2024-12-06 05:21:13,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:21:13,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:21:13,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:13,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:21:13,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:21:13,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bead93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13, skipping insertion in model container [2024-12-06 05:21:13,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,690 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:21:13,826 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_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.c[951,964] [2024-12-06 05:21:13,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:13,838 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:21:13,851 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_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/sv-benchmarks/c/recursive-simple/fibo_2calls_20-2.c[951,964] [2024-12-06 05:21:13,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:13,864 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:21:13,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13 WrapperNode [2024-12-06 05:21:13,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:13,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:13,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:21:13,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:21:13,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,884 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-12-06 05:21:13,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:13,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:21:13,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:21:13,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:21:13,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,891 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,891 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,893 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:21:13,897 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:21:13,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:21:13,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:21:13,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:13" (1/1) ... [2024-12-06 05:21:13,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:13,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:21:13,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:21:13,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a84e3ac1-a4eb-422b-a9fe-8f4b89ab3910/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:21:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:21:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:21:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-12-06 05:21:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-12-06 05:21:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-12-06 05:21:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-12-06 05:21:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:21:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:21:13,985 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:21:13,986 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:14,081 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:21:14,081 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:14,100 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:21:14,100 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:21:14,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:21:14 BoogieIcfgContainer [2024-12-06 05:21:14,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:21:14,101 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:21:14,101 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:21:14,108 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:21:14,108 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:21:14" (1/1) ... [2024-12-06 05:21:14,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:21:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:14,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-12-06 05:21:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-12-06 05:21:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:21:14,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:14,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:21:14,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-12-06 05:21:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-12-06 05:21:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:21:14,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:14,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:21:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 41 transitions. [2024-12-06 05:21:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-12-06 05:21:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:21:14,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:14,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:21:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2024-12-06 05:21:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-12-06 05:21:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:21:14,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:14,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:21:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 59 transitions. [2024-12-06 05:21:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-12-06 05:21:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:21:15,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:15,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:21:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 58 transitions. [2024-12-06 05:21:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-12-06 05:21:15,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:21:15,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:15,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:21:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 55 transitions. [2024-12-06 05:21:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-12-06 05:21:16,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:21:16,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:21:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 74 transitions. [2024-12-06 05:21:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-12-06 05:21:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 05:21:17,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:17,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:21:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 73 transitions. [2024-12-06 05:21:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-12-06 05:21:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:21:17,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:17,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:21:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 52 states and 79 transitions. [2024-12-06 05:21:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2024-12-06 05:21:18,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 05:21:18,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:18,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 9 proven. 62 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-06 05:21:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 62 states and 100 transitions. [2024-12-06 05:21:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2024-12-06 05:21:19,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-06 05:21:19,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:19,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 44 proven. 193 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-12-06 05:21:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 124 transitions. [2024-12-06 05:21:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2024-12-06 05:21:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-06 05:21:20,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:20,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1608 backedges. 63 proven. 411 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-06 05:21:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 82 states and 151 transitions. [2024-12-06 05:21:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 151 transitions. [2024-12-06 05:21:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-12-06 05:21:22,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2682 backedges. 404 proven. 488 refuted. 0 times theorem prover too weak. 1790 trivial. 0 not checked. [2024-12-06 05:21:23,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 82 states and 148 transitions. [2024-12-06 05:21:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 148 transitions. [2024-12-06 05:21:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 871 [2024-12-06 05:21:23,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 22456 backedges. 287 proven. 2027 refuted. 0 times theorem prover too weak. 20142 trivial. 0 not checked. [2024-12-06 05:21:25,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:25,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 92 states and 175 transitions. [2024-12-06 05:21:25,960 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2024-12-06 05:21:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2024-12-06 05:21:25,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:25,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8635 backedges. 184 proven. 1375 refuted. 0 times theorem prover too weak. 7076 trivial. 0 not checked. [2024-12-06 05:21:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 102 states and 205 transitions. [2024-12-06 05:21:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 205 transitions. [2024-12-06 05:21:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2365 [2024-12-06 05:21:27,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:27,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:32,810 INFO L134 CoverageAnalysis]: Checked inductivity of 169271 backedges. 925 proven. 7595 refuted. 0 times theorem prover too weak. 160751 trivial. 0 not checked. [2024-12-06 05:21:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 112 states and 238 transitions. [2024-12-06 05:21:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 238 transitions. [2024-12-06 05:21:33,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1263 [2024-12-06 05:21:33,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:33,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 47818 backedges. 679 proven. 2774 refuted. 0 times theorem prover too weak. 44365 trivial. 0 not checked. [2024-12-06 05:21:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 112 states and 236 transitions. [2024-12-06 05:21:35,816 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 236 transitions. [2024-12-06 05:21:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1594 [2024-12-06 05:21:35,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:35,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 76324 backedges. 1411 proven. 6010 refuted. 0 times theorem prover too weak. 68903 trivial. 0 not checked. [2024-12-06 05:21:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 112 states and 235 transitions. [2024-12-06 05:21:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 235 transitions. [2024-12-06 05:21:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1862 [2024-12-06 05:21:39,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:39,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:43,287 INFO L134 CoverageAnalysis]: Checked inductivity of 104294 backedges. 870 proven. 6489 refuted. 0 times theorem prover too weak. 96935 trivial. 0 not checked. [2024-12-06 05:21:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 122 states and 271 transitions. [2024-12-06 05:21:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 271 transitions. [2024-12-06 05:21:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2045 [2024-12-06 05:21:44,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:44,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 126207 backedges. 1723 proven. 6557 refuted. 0 times theorem prover too weak. 117927 trivial. 0 not checked. [2024-12-06 05:21:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 124 states and 273 transitions. [2024-12-06 05:21:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 273 transitions. [2024-12-06 05:21:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4095 [2024-12-06 05:21:47,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:47,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:21:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 508322 backedges. 4092 proven. 13973 refuted. 0 times theorem prover too weak. 490257 trivial. 0 not checked. [2024-12-06 05:22:00,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 124 states and 273 transitions. [2024-12-06 05:22:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 273 transitions. [2024-12-06 05:22:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1686 [2024-12-06 05:22:00,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:00,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 85573 backedges. 1417 proven. 6034 refuted. 0 times theorem prover too weak. 78122 trivial. 0 not checked. [2024-12-06 05:22:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 126 states and 275 transitions. [2024-12-06 05:22:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 275 transitions. [2024-12-06 05:22:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4137 [2024-12-06 05:22:03,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:03,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 520765 backedges. 2442 proven. 16090 refuted. 0 times theorem prover too weak. 502233 trivial. 0 not checked. [2024-12-06 05:22:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:16,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 128 states and 277 transitions. [2024-12-06 05:22:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 277 transitions. [2024-12-06 05:22:16,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6136 [2024-12-06 05:22:16,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:16,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1143810 backedges. 3320 proven. 19118 refuted. 0 times theorem prover too weak. 1121372 trivial. 0 not checked. [2024-12-06 05:22:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 128 states and 276 transitions. [2024-12-06 05:22:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 276 transitions. [2024-12-06 05:22:46,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1523 [2024-12-06 05:22:46,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:46,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 69630 backedges. 1823 proven. 5934 refuted. 0 times theorem prover too weak. 61873 trivial. 0 not checked. [2024-12-06 05:22:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 130 states and 278 transitions. [2024-12-06 05:22:49,139 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 278 transitions. [2024-12-06 05:22:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3742 [2024-12-06 05:22:49,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:49,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 423922 backedges. 10876 proven. 14397 refuted. 0 times theorem prover too weak. 398649 trivial. 0 not checked. [2024-12-06 05:23:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 130 states and 274 transitions. [2024-12-06 05:23:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 274 transitions. [2024-12-06 05:23:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2680 [2024-12-06 05:23:10,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:18,297 INFO L134 CoverageAnalysis]: Checked inductivity of 216814 backedges. 1375 proven. 10444 refuted. 0 times theorem prover too weak. 204995 trivial. 0 not checked. [2024-12-06 05:23:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:19,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 140 states and 309 transitions. [2024-12-06 05:23:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 309 transitions. [2024-12-06 05:23:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4738 [2024-12-06 05:23:19,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:19,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 680867 backedges. 5747 proven. 13143 refuted. 0 times theorem prover too weak. 661977 trivial. 0 not checked. [2024-12-06 05:23:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 142 states and 310 transitions. [2024-12-06 05:23:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 310 transitions. [2024-12-06 05:23:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7271 [2024-12-06 05:23:38,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:38,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:28,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1606278 backedges. 3219 proven. 32492 refuted. 0 times theorem prover too weak. 1570567 trivial. 0 not checked. [2024-12-06 05:24:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 152 states and 348 transitions. [2024-12-06 05:24:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 348 transitions. [2024-12-06 05:24:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17321 [2024-12-06 05:24:31,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:31,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:24:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:31,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9133747 backedges. 8122 proven. 90869 refuted. 0 times theorem prover too weak. 9034756 trivial. 0 not checked. [2024-12-06 05:28:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 152 states and 348 transitions. [2024-12-06 05:28:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 348 transitions. [2024-12-06 05:28:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4614 [2024-12-06 05:28:32,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:32,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 645374 backedges. 3509 proven. 22453 refuted. 0 times theorem prover too weak. 619412 trivial. 0 not checked. [2024-12-06 05:28:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 152 states and 348 transitions. [2024-12-06 05:28:49,314 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 348 transitions. [2024-12-06 05:28:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10487 [2024-12-06 05:28:49,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:49,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3354132 backedges. 6548 proven. 53317 refuted. 0 times theorem prover too weak. 3294267 trivial. 0 not checked. [2024-12-06 05:30:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 152 states and 348 transitions. [2024-12-06 05:30:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 348 transitions. [2024-12-06 05:30:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21029 [2024-12-06 05:30:21,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:21,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:30:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat