./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/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_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68bb6d7d6818d105c8d36601291f0fbd6a765091c35c37006c1280fceb3f620a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:48,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:48,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:38:48,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:38:48,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:38:48,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:48,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:48,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:48,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:48,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:48,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:48,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:48,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:48,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:38:48,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:48,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:48,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:48,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:48,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:48,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:48,915 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:38:48,917 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:38:48,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:48,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:48,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:48,918 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:48,918 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:48,919 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:48,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:48,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:48,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:48,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:48,936 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:48,937 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:38:48,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:38:48,937 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_871e700b-ef1a-4232-af27-1085d7e7629d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68bb6d7d6818d105c8d36601291f0fbd6a765091c35c37006c1280fceb3f620a [2024-11-08 22:38:49,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:49,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:49,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:49,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:49,234 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:49,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-08 22:38:51,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:51,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:51,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound20.c [2024-11-08 22:38:51,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/data/0de85a697/73b3657de27f4b4bafd740623ec0a0f1/FLAG08c82c7f6 [2024-11-08 22:38:52,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/data/0de85a697/73b3657de27f4b4bafd740623ec0a0f1 [2024-11-08 22:38:52,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:52,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:52,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:52,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:52,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:52,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b401cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52, skipping insertion in model container [2024-11-08 22:38:52,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:38:52,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:52,283 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:38:52,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:52,323 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:38:52,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52 WrapperNode [2024-11-08 22:38:52,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:52,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:52,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:38:52,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:38:52,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,362 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 120 [2024-11-08 22:38:52,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:52,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:38:52,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:38:52,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:38:52,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:38:52,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:38:52,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:38:52,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:38:52,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:52" (1/1) ... [2024-11-08 22:38:52,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:52,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:38:52,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:38:52,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871e700b-ef1a-4232-af27-1085d7e7629d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:38:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:38:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:38:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:38:52,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:38:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:38:52,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:38:52,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:38:52,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:38:53,011 INFO L? ?]: Removed 137 outVars from TransFormulas that were not future-live. [2024-11-08 22:38:53,012 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:38:53,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:38:53,074 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:38:53,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:53 BoogieIcfgContainer [2024-11-08 22:38:53,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:38:53,077 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:38:53,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:38:53,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:38:53,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:53" (1/1) ... [2024-11-08 22:38:53,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:38:53,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2024-11-08 22:38:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2024-11-08 22:38:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:38:53,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:53,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:53,352 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 22:38:53,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:53,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2024-11-08 22:38:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2024-11-08 22:38:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:38:53,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:53,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:53,482 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 22:38:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2024-11-08 22:38:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2024-11-08 22:38:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:38:53,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:53,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:53,627 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 22:38:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2024-11-08 22:38:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2024-11-08 22:38:53,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:38:53,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:53,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:53,972 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 22:38:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:54,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2024-11-08 22:38:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2024-11-08 22:38:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:38:54,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:54,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:54,306 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 22:38:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2024-11-08 22:38:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2024-11-08 22:38:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:38:54,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:54,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:54,464 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 22:38:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2024-11-08 22:38:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2024-11-08 22:38:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:38:55,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,100 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 22:38:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2024-11-08 22:38:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2024-11-08 22:38:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:38:55,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,160 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 22:38:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2024-11-08 22:38:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2024-11-08 22:38:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:38:55,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:38:55,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:55,287 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 22:38:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 137 states and 143 transitions. [2024-11-08 22:38:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 143 transitions. [2024-11-08 22:38:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:38:55,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:38:55,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:55,607 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 22:38:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2024-11-08 22:38:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2024-11-08 22:38:55,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:38:55,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:55,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:38:55,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:55,713 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 22:38:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 145 states and 154 transitions. [2024-11-08 22:38:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 154 transitions. [2024-11-08 22:38:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:38:56,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:56,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:56,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:38:56,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:56,260 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 22:38:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 146 states and 155 transitions. [2024-11-08 22:38:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 155 transitions. [2024-11-08 22:38:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:38:56,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:56,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:56,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:56,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:56,396 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 22:38:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 149 states and 160 transitions. [2024-11-08 22:38:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2024-11-08 22:38:56,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:38:56,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:56,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:56,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:56,698 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 22:38:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2024-11-08 22:38:57,001 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2024-11-08 22:38:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:38:57,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:57,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:57,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:57,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:57,111 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 22:38:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2024-11-08 22:38:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2024-11-08 22:38:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:38:57,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:57,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:57,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:38:57,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:57,638 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 22:38:58,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 179 transitions. [2024-11-08 22:38:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 179 transitions. [2024-11-08 22:38:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:38:58,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:58,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:38:58,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:58,359 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 22:38:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 164 states and 184 transitions. [2024-11-08 22:38:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 184 transitions. [2024-11-08 22:38:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:38:58,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:58,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:58,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:38:58,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:58,919 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 22:38:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:59,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 168 states and 189 transitions. [2024-11-08 22:38:59,201 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 189 transitions. [2024-11-08 22:38:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:38:59,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:59,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:59,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:38:59,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:59,606 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 22:39:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 183 states and 208 transitions. [2024-11-08 22:39:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 208 transitions. [2024-11-08 22:39:01,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:39:01,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:01,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:01,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:39:01,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:02,348 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 22:39:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 199 states and 228 transitions. [2024-11-08 22:39:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 228 transitions. [2024-11-08 22:39:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:39:05,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:05,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:05,160 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 22:39:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 216 states and 250 transitions. [2024-11-08 22:39:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 250 transitions. [2024-11-08 22:39:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:39:07,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:07,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:07,568 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 22:39:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 234 states and 273 transitions. [2024-11-08 22:39:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 273 transitions. [2024-11-08 22:39:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:39:09,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:09,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:39:09,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:10,339 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 22:39:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 238 states and 279 transitions. [2024-11-08 22:39:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 279 transitions. [2024-11-08 22:39:11,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:39:11,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:11,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:39:11,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:12,107 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 22:39:12,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 242 states and 284 transitions. [2024-11-08 22:39:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 284 transitions. [2024-11-08 22:39:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:39:12,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:12,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:13,317 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 22:39:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:16,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 263 states and 311 transitions. [2024-11-08 22:39:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 311 transitions. [2024-11-08 22:39:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:39:16,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:17,027 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 22:39:21,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 285 states and 340 transitions. [2024-11-08 22:39:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 340 transitions. [2024-11-08 22:39:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:39:21,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:21,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:21,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:39:21,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:21,717 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 22:39:24,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:24,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 302 states and 365 transitions. [2024-11-08 22:39:24,967 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 365 transitions. [2024-11-08 22:39:24,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:39:24,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:24,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:25,005 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 22:39:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:26,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 309 states and 379 transitions. [2024-11-08 22:39:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 379 transitions. [2024-11-08 22:39:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:39:26,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:26,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:27,156 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 22:39:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 316 states and 394 transitions. [2024-11-08 22:39:29,792 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 394 transitions. [2024-11-08 22:39:29,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:39:29,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:29,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:29,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:39:29,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:29,860 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 22:39:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 317 states and 395 transitions. [2024-11-08 22:39:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 395 transitions. [2024-11-08 22:39:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:39:29,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:29,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:29,929 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 22:39:31,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 324 states and 409 transitions. [2024-11-08 22:39:31,951 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 409 transitions. [2024-11-08 22:39:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:39:31,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:31,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:32,161 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 22:39:34,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:34,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 331 states and 424 transitions. [2024-11-08 22:39:34,839 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 424 transitions. [2024-11-08 22:39:34,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:39:34,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:34,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:35,053 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 22:39:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 345 states and 450 transitions. [2024-11-08 22:39:41,305 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 450 transitions. [2024-11-08 22:39:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:39:41,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:41,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:41,720 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 22:39:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 359 states and 476 transitions. [2024-11-08 22:39:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 476 transitions. [2024-11-08 22:39:47,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:39:47,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:47,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:47,604 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 22:39:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 361 states and 478 transitions. [2024-11-08 22:39:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 478 transitions. [2024-11-08 22:39:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:39:47,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:47,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:48,529 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 22:40:00,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 376 states and 506 transitions. [2024-11-08 22:40:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 506 transitions. [2024-11-08 22:40:00,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:40:00,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:00,423 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 22:40:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 379 states and 511 transitions. [2024-11-08 22:40:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 511 transitions. [2024-11-08 22:40:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:40:02,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:02,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:02,746 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 22:40:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 381 states and 513 transitions. [2024-11-08 22:40:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 513 transitions. [2024-11-08 22:40:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:40:02,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:02,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:03,765 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 22:40:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 397 states and 542 transitions. [2024-11-08 22:40:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 542 transitions. [2024-11-08 22:40:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:40:22,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:22,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:23,053 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 22:40:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 399 states and 546 transitions. [2024-11-08 22:40:24,979 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 546 transitions. [2024-11-08 22:40:24,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:40:24,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:24,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:26,698 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 22:40:51,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 416 states and 576 transitions. [2024-11-08 22:40:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 576 transitions. [2024-11-08 22:40:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 22:40:51,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:51,620 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 22:41:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:05,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 441 states and 617 transitions. [2024-11-08 22:41:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 617 transitions. [2024-11-08 22:41:05,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 22:41:05,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:05,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:06,437 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 22:41:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 459 states and 649 transitions. [2024-11-08 22:41:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 649 transitions. [2024-11-08 22:41:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 22:41:17,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:17,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:17,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:41:17,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:17,259 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 22:41:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 464 states and 655 transitions. [2024-11-08 22:41:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 655 transitions. [2024-11-08 22:41:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:41:20,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:20,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:20,721 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 22:41:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 465 states and 657 transitions. [2024-11-08 22:41:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 657 transitions. [2024-11-08 22:41:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:41:20,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:20,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:21,186 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 22:41:26,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 473 states and 673 transitions. [2024-11-08 22:41:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 673 transitions. [2024-11-08 22:41:26,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:41:26,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:26,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:41:26,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:26,184 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 22:41:29,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 479 states and 680 transitions. [2024-11-08 22:41:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 680 transitions. [2024-11-08 22:41:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:41:29,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:29,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:29,710 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 22:41:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:29,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 480 states and 682 transitions. [2024-11-08 22:41:29,772 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 682 transitions. [2024-11-08 22:41:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:41:29,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:29,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:29,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:29,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:30,239 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 22:41:32,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:32,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 489 states and 699 transitions. [2024-11-08 22:41:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 699 transitions. [2024-11-08 22:41:32,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 22:41:32,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:33,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 519 states and 750 transitions. [2024-11-08 22:41:52,259 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 750 transitions. [2024-11-08 22:41:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 22:41:52,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:52,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:52,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:52,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:52,352 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 22:41:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 522 states and 755 transitions. [2024-11-08 22:41:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 755 transitions. [2024-11-08 22:41:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 22:41:54,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:54,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:14,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:14,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 553 states and 807 transitions. [2024-11-08 22:42:14,778 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 807 transitions. [2024-11-08 22:42:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 22:42:14,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:14,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:14,825 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 22:42:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 561 states and 820 transitions. [2024-11-08 22:42:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 820 transitions. [2024-11-08 22:42:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 22:42:20,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:20,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:21,223 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 22:42:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 572 states and 838 transitions. [2024-11-08 22:42:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 838 transitions. [2024-11-08 22:42:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 22:42:27,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:27,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:27,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:42:27,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:28,006 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 22:42:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 588 states and 870 transitions. [2024-11-08 22:42:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 870 transitions. [2024-11-08 22:42:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:42:37,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:37,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 589 states and 881 transitions. [2024-11-08 22:42:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 881 transitions. [2024-11-08 22:42:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:42:38,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:38,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:38,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:42:38,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:39,326 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 600 states and 899 transitions. [2024-11-08 22:42:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 899 transitions. [2024-11-08 22:42:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:42:47,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:47,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:47,550 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 22:42:52,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 613 states and 919 transitions. [2024-11-08 22:42:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 919 transitions. [2024-11-08 22:42:52,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:42:52,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:52,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:52,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:42:52,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 624 states and 945 transitions. [2024-11-08 22:43:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 945 transitions. [2024-11-08 22:43:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:43:01,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 632 states and 958 transitions. [2024-11-08 22:43:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 958 transitions. [2024-11-08 22:43:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:43:07,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:07,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:07,919 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 22:43:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 646 states and 979 transitions. [2024-11-08 22:43:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 979 transitions. [2024-11-08 22:43:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:43:13,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:13,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 660 states and 1006 transitions. [2024-11-08 22:43:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1006 transitions. [2024-11-08 22:43:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:43:32,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:32,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:38,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 668 states and 1019 transitions. [2024-11-08 22:43:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1019 transitions. [2024-11-08 22:43:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:43:38,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:38,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:38,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:43:38,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:40,683 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 22:43:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 675 states and 1028 transitions. [2024-11-08 22:43:47,273 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1028 transitions. [2024-11-08 22:43:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:43:47,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:47,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 690 states and 1056 transitions. [2024-11-08 22:44:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1056 transitions. [2024-11-08 22:44:40,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:44:40,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:40,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:40,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:44:40,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:40,966 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 22:44:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 694 states and 1061 transitions. [2024-11-08 22:44:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1061 transitions. [2024-11-08 22:44:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:44:43,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:43,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:44,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:44:44,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 698 states and 1070 transitions. [2024-11-08 22:44:49,265 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1070 transitions. [2024-11-08 22:44:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:44:49,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:49,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:49,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:44:49,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 700 states and 1072 transitions. [2024-11-08 22:44:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1072 transitions. [2024-11-08 22:44:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:44:56,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:56,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:56,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:44:56,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:59,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 725 states and 1116 transitions. [2024-11-08 22:45:28,382 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1116 transitions. [2024-11-08 22:45:28,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:45:28,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:28,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:28,426 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 22:45:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 742 states and 1140 transitions. [2024-11-08 22:45:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1140 transitions. [2024-11-08 22:45:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:45:35,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:35,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:45:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:35,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:45:35,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:39,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 746 states and 1148 transitions. [2024-11-08 22:45:39,359 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1148 transitions. [2024-11-08 22:45:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:45:39,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:39,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:45:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:39,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:45:39,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 748 states and 1150 transitions. [2024-11-08 22:45:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1150 transitions. [2024-11-08 22:45:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:45:45,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:45,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:45:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:45,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:45:45,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 757 states and 1173 transitions. [2024-11-08 22:46:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1173 transitions. [2024-11-08 22:46:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:46:00,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:00,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:00,691 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 22:46:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 785 states and 1213 transitions. [2024-11-08 22:46:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1213 transitions. [2024-11-08 22:46:20,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:46:20,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:20,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:21,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:21,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 801 states and 1245 transitions. [2024-11-08 22:47:21,416 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1245 transitions. [2024-11-08 22:47:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:47:21,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:21,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 803 states and 1251 transitions. [2024-11-08 22:47:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1251 transitions. [2024-11-08 22:47:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:47:29,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:29,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:31,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 804 states and 1251 transitions. [2024-11-08 22:47:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1251 transitions. [2024-11-08 22:47:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:47:31,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:31,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 806 states and 1252 transitions. [2024-11-08 22:47:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1252 transitions. [2024-11-08 22:47:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:47:33,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:47:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:33,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:47:33,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:48,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 814 states and 1263 transitions. [2024-11-08 22:47:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1263 transitions. [2024-11-08 22:47:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:47:48,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:48,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:48,287 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 22:47:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 831 states and 1286 transitions. [2024-11-08 22:47:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1286 transitions. [2024-11-08 22:47:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:47:56,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:56,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 850 states and 1325 transitions. [2024-11-08 22:49:16,812 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1325 transitions. [2024-11-08 22:49:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:49:16,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:16,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:16,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 852 states and 1326 transitions. [2024-11-08 22:49:19,902 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1326 transitions. [2024-11-08 22:49:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:49:19,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:19,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:19,939 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 853 states and 1326 transitions. [2024-11-08 22:49:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1326 transitions. [2024-11-08 22:49:23,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:49:23,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:23,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:49:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:23,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:49:23,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:49:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 867 states and 1350 transitions. [2024-11-08 22:49:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1350 transitions. [2024-11-08 22:49:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:49:49,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:49,094 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 22:49:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 868 states and 1351 transitions. [2024-11-08 22:49:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1351 transitions. [2024-11-08 22:49:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:49:49,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:49,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:49:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:49,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:49:49,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:49:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:50:20,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:20,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 886 states and 1380 transitions. [2024-11-08 22:50:20,027 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1380 transitions. [2024-11-08 22:50:20,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:50:20,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:20,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:50:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:20,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:50:20,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:50:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 887 states and 1380 transitions. [2024-11-08 22:50:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1380 transitions. [2024-11-08 22:50:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:50:25,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:25,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:50:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:25,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:50:25,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:25,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:50:27,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 885 states and 1377 transitions. [2024-11-08 22:50:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1377 transitions. [2024-11-08 22:50:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:50:27,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:28,667 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 22:50:31,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 886 states and 1378 transitions. [2024-11-08 22:50:31,536 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1378 transitions. [2024-11-08 22:50:31,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:50:31,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:31,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:50:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:50:31,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:50:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:38,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 890 states and 1384 transitions. [2024-11-08 22:50:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1384 transitions. [2024-11-08 22:50:38,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:50:38,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:38,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:50:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:38,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:50:38,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:50:44,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:44,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 894 states and 1387 transitions. [2024-11-08 22:50:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1387 transitions. [2024-11-08 22:50:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:50:44,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:44,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:45,441 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 22:50:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 898 states and 1391 transitions. [2024-11-08 22:50:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1391 transitions. [2024-11-08 22:50:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 22:50:47,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:50:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:47,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:50:47,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 920 states and 1427 transitions. [2024-11-08 22:51:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1427 transitions. [2024-11-08 22:51:20,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 22:51:20,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:20,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:51:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:20,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:51:20,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:21,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 928 states and 1436 transitions. [2024-11-08 22:51:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1436 transitions. [2024-11-08 22:51:31,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 22:51:31,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:31,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:52:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 951 states and 1480 transitions. [2024-11-08 22:52:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1480 transitions. [2024-11-08 22:52:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 22:52:03,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:03,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:04,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:52:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 960 states and 1492 transitions. [2024-11-08 22:52:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1492 transitions. [2024-11-08 22:52:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:52:11,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:11,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:52:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 968 states and 1504 transitions. [2024-11-08 22:52:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1504 transitions. [2024-11-08 22:52:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:52:22,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:22,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:22,107 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:52:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 975 states and 1515 transitions. [2024-11-08 22:52:32,282 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1515 transitions. [2024-11-08 22:52:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:52:32,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:32,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:52:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:32,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:52:32,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:52:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.