./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk --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 d89b24ddcb39bc81f78fa19f2306b45fb625208ffa4463b75f31372afe08085d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:29,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:29,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:40:29,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:29,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:29,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:29,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:29,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:29,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:29,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:29,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:29,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:29,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:29,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:29,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:29,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:29,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:29,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:29,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:29,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:29,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:29,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:29,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:29,411 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:29,412 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:29,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:29,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:29,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:29,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:29,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:29,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:29,415 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:29,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:29,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d89b24ddcb39bc81f78fa19f2306b45fb625208ffa4463b75f31372afe08085d [2024-11-08 23:40:29,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:29,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:29,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:29,692 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:29,692 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:29,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c Unable to find full path for "g++" [2024-11-08 23:40:31,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:31,980 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:31,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c [2024-11-08 23:40:31,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/data/727827706/1934764cb8ed4aaa81e43f38f1c26471/FLAGaf5763808 [2024-11-08 23:40:32,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/data/727827706/1934764cb8ed4aaa81e43f38f1c26471 [2024-11-08 23:40:32,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:32,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:32,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:32,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:32,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:32,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419686ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32, skipping insertion in model container [2024-11-08 23:40:32,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:32,600 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_9de195ac-ebe1-4f53-8429-83367e2649dd/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c[950,963] [2024-11-08 23:40:32,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:32,617 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:32,632 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_9de195ac-ebe1-4f53-8429-83367e2649dd/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c[950,963] [2024-11-08 23:40:32,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:32,652 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:32,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32 WrapperNode [2024-11-08 23:40:32,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:32,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:32,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:32,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:32,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,693 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-08 23:40:32,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:32,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:32,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:32,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:32,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,720 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:32,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:32,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:32,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:32,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:32" (1/1) ... [2024-11-08 23:40:32,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:32,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:32,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:32,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de195ac-ebe1-4f53-8429-83367e2649dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:40:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-08 23:40:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-08 23:40:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-08 23:40:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-08 23:40:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:32,904 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:32,906 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:33,106 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:33,108 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:33,139 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:33,140 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:40:33,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:33 BoogieIcfgContainer [2024-11-08 23:40:33,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:33,141 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:33,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:33,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:33,150 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:33" (1/1) ... [2024-11-08 23:40:33,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 23:40:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 23:40:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:40:33,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:33,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-11-08 23:40:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 23:40:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:40:33,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:33,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:33,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 41 transitions. [2024-11-08 23:40:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-08 23:40:33,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:40:33,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:40:34,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2024-11-08 23:40:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 23:40:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:40:34,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:34,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:40:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:34,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 59 transitions. [2024-11-08 23:40:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-11-08 23:40:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:40:34,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:34,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:40:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 58 transitions. [2024-11-08 23:40:35,333 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 23:40:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:40:35,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:35,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:35,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:40:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 55 transitions. [2024-11-08 23:40:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-11-08 23:40:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:40:36,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:36,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:36,503 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:40:37,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:37,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 74 transitions. [2024-11-08 23:40:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-11-08 23:40:37,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:40:37,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:37,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:40:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 73 transitions. [2024-11-08 23:40:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-08 23:40:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:40:37,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:37,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:40:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 52 states and 79 transitions. [2024-11-08 23:40:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2024-11-08 23:40:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-08 23:40:39,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:39,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 9 proven. 62 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-08 23:40:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 62 states and 100 transitions. [2024-11-08 23:40:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2024-11-08 23:40:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 23:40:40,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:40,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 36 proven. 151 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-08 23:40:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 124 transitions. [2024-11-08 23:40:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2024-11-08 23:40:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-08 23:40:42,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:42,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1097 backedges. 186 proven. 229 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2024-11-08 23:40:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 72 states and 122 transitions. [2024-11-08 23:40:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 122 transitions. [2024-11-08 23:40:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-08 23:40:43,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:43,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:44,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1608 backedges. 63 proven. 411 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-11-08 23:40:45,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 82 states and 147 transitions. [2024-11-08 23:40:45,510 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2024-11-08 23:40:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2024-11-08 23:40:45,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:45,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17073 backedges. 253 proven. 1747 refuted. 0 times theorem prover too weak. 15073 trivial. 0 not checked. [2024-11-08 23:40:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 92 states and 175 transitions. [2024-11-08 23:40:48,445 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2024-11-08 23:40:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2024-11-08 23:40:48,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:48,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8577 backedges. 920 proven. 1169 refuted. 0 times theorem prover too weak. 6488 trivial. 0 not checked. [2024-11-08 23:40:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 92 states and 173 transitions. [2024-11-08 23:40:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 173 transitions. [2024-11-08 23:40:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2024-11-08 23:40:50,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:50,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 17073 backedges. 266 proven. 2029 refuted. 0 times theorem prover too weak. 14778 trivial. 0 not checked. [2024-11-08 23:40:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 102 states and 202 transitions. [2024-11-08 23:40:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2024-11-08 23:40:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2024-11-08 23:40:53,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:53,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 33629 backedges. 842 proven. 2838 refuted. 0 times theorem prover too weak. 29949 trivial. 0 not checked. [2024-11-08 23:40:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 104 states and 204 transitions. [2024-11-08 23:40:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2024-11-08 23:40:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1318 [2024-11-08 23:40:55,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:55,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:59,141 INFO L134 CoverageAnalysis]: Checked inductivity of 51990 backedges. 727 proven. 3906 refuted. 0 times theorem prover too weak. 47357 trivial. 0 not checked. [2024-11-08 23:41:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 114 states and 236 transitions. [2024-11-08 23:41:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 236 transitions. [2024-11-08 23:41:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1481 [2024-11-08 23:41:00,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:00,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 65703 backedges. 2411 proven. 4693 refuted. 0 times theorem prover too weak. 58599 trivial. 0 not checked. [2024-11-08 23:41:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 114 states and 235 transitions. [2024-11-08 23:41:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 235 transitions. [2024-11-08 23:41:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1767 [2024-11-08 23:41:05,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:05,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 93822 backedges. 4377 proven. 5840 refuted. 0 times theorem prover too weak. 83605 trivial. 0 not checked. [2024-11-08 23:41:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 114 states and 233 transitions. [2024-11-08 23:41:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 233 transitions. [2024-11-08 23:41:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2298 [2024-11-08 23:41:11,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:11,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 159244 backedges. 1034 proven. 8121 refuted. 0 times theorem prover too weak. 150089 trivial. 0 not checked. [2024-11-08 23:41:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:18,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 124 states and 266 transitions. [2024-11-08 23:41:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 266 transitions. [2024-11-08 23:41:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3116 [2024-11-08 23:41:18,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:18,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 294273 backedges. 2647 proven. 11222 refuted. 0 times theorem prover too weak. 280404 trivial. 0 not checked. [2024-11-08 23:41:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 126 states and 268 transitions. [2024-11-08 23:41:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 268 transitions. [2024-11-08 23:41:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4409 [2024-11-08 23:41:27,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:27,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 589149 backedges. 1994 proven. 17684 refuted. 0 times theorem prover too weak. 569471 trivial. 0 not checked. [2024-11-08 23:41:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 136 states and 304 transitions. [2024-11-08 23:41:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 304 transitions. [2024-11-08 23:41:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5484 [2024-11-08 23:41:47,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:47,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 913081 backedges. 4053 proven. 20632 refuted. 0 times theorem prover too weak. 888396 trivial. 0 not checked. [2024-11-08 23:42:12,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 138 states and 306 transitions. [2024-11-08 23:42:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 306 transitions. [2024-11-08 23:42:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6210 [2024-11-08 23:42:12,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:12,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1175738 backedges. 4955 proven. 28096 refuted. 0 times theorem prover too weak. 1142687 trivial. 0 not checked. [2024-11-08 23:42:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 140 states and 308 transitions. [2024-11-08 23:42:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 308 transitions. [2024-11-08 23:42:48,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5237 [2024-11-08 23:42:48,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:48,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 836037 backedges. 3316 proven. 15860 refuted. 0 times theorem prover too weak. 816861 trivial. 0 not checked. [2024-11-08 23:43:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 140 states and 307 transitions. [2024-11-08 23:43:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 307 transitions. [2024-11-08 23:43:13,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10781 [2024-11-08 23:43:13,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:13,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3536151 backedges. 4603 proven. 48544 refuted. 0 times theorem prover too weak. 3483004 trivial. 0 not checked. [2024-11-08 23:45:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:45:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:45:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12905 [2024-11-08 23:45:18,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:18,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5069045 backedges. 6299 proven. 67374 refuted. 0 times theorem prover too weak. 4995372 trivial. 0 not checked. [2024-11-08 23:47:48,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:47:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:47:48,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6019 [2024-11-08 23:47:48,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:48,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1102454 backedges. 4599 proven. 29521 refuted. 0 times theorem prover too weak. 1068334 trivial. 0 not checked. [2024-11-08 23:48:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:48:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:48:26,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8330 [2024-11-08 23:48:26,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:26,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2109638 backedges. 5589 proven. 41771 refuted. 0 times theorem prover too weak. 2062278 trivial. 0 not checked. [2024-11-08 23:49:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:49:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:49:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6180 [2024-11-08 23:49:34,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:34,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:17,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1159727 backedges. 4424 proven. 30522 refuted. 0 times theorem prover too weak. 1124781 trivial. 0 not checked. [2024-11-08 23:50:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:50:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:50:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7147 [2024-11-08 23:50:18,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1551662 backedges. 4625 proven. 35895 refuted. 0 times theorem prover too weak. 1511142 trivial. 0 not checked. [2024-11-08 23:51:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 150 states and 346 transitions. [2024-11-08 23:51:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 346 transitions. [2024-11-08 23:51:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31825 [2024-11-08 23:51:15,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:15,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:52:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat