./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e42845ce55dda80b8a38719326b34a62ad9c77fa8c9f846978e486c8165ceba5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:38:16,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:38:16,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:38:16,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:38:16,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:38:16,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:38:16,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:38:16,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:38:16,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:38:16,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:38:16,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:38:16,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:38:16,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:38:16,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:38:16,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:38:16,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:38:16,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:38:16,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:38:16,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:38:16,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:38:16,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:38:16,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:38:16,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:38:16,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:38:16,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:38:16,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:38:16,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:38:16,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:38:16,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:38:16,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:38:16,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:38:16,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:38:16,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:38:16,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:38:16,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:38:16,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:38:16,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:38:16,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:38:16,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:38:16,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:38:16,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:38:16,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:38:16,270 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:38:16,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:38:16,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:38:16,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:38:16,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:38:16,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:38:16,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:38:16,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:38:16,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:38:16,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:38:16,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:38:16,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:38:16,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:38:16,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:38:16,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:38:16,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:38:16,276 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:38:16,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:38:16,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:16,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:38:16,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:38:16,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:38:16,278 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:38:16,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:38:16,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:38:16,278 INFO L138 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_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e42845ce55dda80b8a38719326b34a62ad9c77fa8c9f846978e486c8165ceba5 [2021-11-23 01:38:16,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:38:16,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:38:16,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:38:16,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:38:16,650 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:38:16,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i [2021-11-23 01:38:16,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/data/d81930f3c/18216f35d07a4d15878f996798e1aecb/FLAG6236859fb [2021-11-23 01:38:17,791 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:38:17,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i [2021-11-23 01:38:17,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/data/d81930f3c/18216f35d07a4d15878f996798e1aecb/FLAG6236859fb [2021-11-23 01:38:18,122 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/data/d81930f3c/18216f35d07a4d15878f996798e1aecb [2021-11-23 01:38:18,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:38:18,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:38:18,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:18,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:38:18,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:38:18,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:18" (1/1) ... [2021-11-23 01:38:18,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0ec993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:18, skipping insertion in model container [2021-11-23 01:38:18,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:18" (1/1) ... [2021-11-23 01:38:18,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:38:18,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:38:21,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i[400474,400487] [2021-11-23 01:38:21,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:21,376 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:38:21,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--solos-pci.ko-entry_point.cil.out.i[400474,400487] [2021-11-23 01:38:21,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:22,288 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:38:22,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22 WrapperNode [2021-11-23 01:38:22,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:22,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:22,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:38:22,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:38:22,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:22,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:22,743 INFO L137 Inliner]: procedures = 261, calls = 3500, calls flagged for inlining = 118, calls inlined = 108, statements flattened = 8480 [2021-11-23 01:38:22,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:22,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:38:22,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:38:22,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:38:22,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:22,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:22,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:22,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:23,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:23,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:23,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:23,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:38:23,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:38:23,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:38:23,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:38:23,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:22" (1/1) ... [2021-11-23 01:38:23,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:23,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:38:23,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:38:23,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97388aba-a93f-473e-a32d-6c8beb40a6d6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:38:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 01:38:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-23 01:38:23,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-23 01:38:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:38:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-23 01:38:23,251 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-23 01:38:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:38:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 01:38:23,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 01:38:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure geos_gpio_store [2021-11-23 01:38:23,252 INFO L138 BoogieDeclarations]: Found implementation of procedure geos_gpio_store [2021-11-23 01:38:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:38:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:38:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 01:38:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 01:38:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-23 01:38:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-23 01:38:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 01:38:23,254 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 01:38:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 01:38:23,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 01:38:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:38:23,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:38:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 01:38:23,255 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 01:38:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 01:38:23,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 01:38:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:38:23,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:38:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2021-11-23 01:38:23,256 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2021-11-23 01:38:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 01:38:23,257 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 01:38:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 01:38:23,258 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 01:38:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:38:23,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:38:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-23 01:38:23,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-23 01:38:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_show [2021-11-23 01:38:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_show [2021-11-23 01:38:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-11-23 01:38:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-11-23 01:38:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure print_buffer [2021-11-23 01:38:23,260 INFO L138 BoogieDeclarations]: Found implementation of procedure print_buffer [2021-11-23 01:38:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 01:38:23,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 01:38:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-23 01:38:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-23 01:38:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 01:38:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 01:38:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:38:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 01:38:23,262 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 01:38:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:38:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_queue [2021-11-23 01:38:23,262 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_queue [2021-11-23 01:38:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 01:38:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 01:38:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure solos_param_show [2021-11-23 01:38:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_param_show [2021-11-23 01:38:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-23 01:38:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-23 01:38:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 01:38:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 01:38:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 01:38:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 01:38:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure atm_remove [2021-11-23 01:38:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_remove [2021-11-23 01:38:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:38:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:38:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 01:38:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 01:38:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-11-23 01:38:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 01:38:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 01:38:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 01:38:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 01:38:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 01:38:23,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 01:38:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 01:38:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 01:38:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:38:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 01:38:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 01:38:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 01:38:23,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 01:38:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure solos_param_store [2021-11-23 01:38:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_param_store [2021-11-23 01:38:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:38:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-23 01:38:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-23 01:38:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:38:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 01:38:23,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 01:38:23,273 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-23 01:38:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-23 01:38:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-23 01:38:23,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-23 01:38:23,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:38:23,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:38:23,275 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 01:38:23,276 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 01:38:23,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 01:38:23,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 01:38:23,276 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 01:38:23,276 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 01:38:23,277 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 01:38:23,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 01:38:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-11-23 01:38:23,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-11-23 01:38:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:38:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 01:38:23,279 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 01:38:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 01:38:23,279 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 01:38:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-23 01:38:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-23 01:38:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 01:38:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 01:38:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 01:38:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 01:38:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure solos_pop [2021-11-23 01:38:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure solos_pop [2021-11-23 01:38:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 01:38:23,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 01:38:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:38:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 01:38:23,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 01:38:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-23 01:38:23,288 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-23 01:38:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-23 01:38:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-23 01:38:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:38:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 01:38:23,296 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 01:38:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:38:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 01:38:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 01:38:23,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 01:38:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure psend [2021-11-23 01:38:23,297 INFO L138 BoogieDeclarations]: Found implementation of procedure psend [2021-11-23 01:38:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 01:38:23,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 01:38:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-23 01:38:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-23 01:38:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 01:38:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 01:38:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure flash_upgrade [2021-11-23 01:38:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure flash_upgrade [2021-11-23 01:38:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-11-23 01:38:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-11-23 01:38:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 01:38:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 01:38:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-23 01:38:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-23 01:38:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 01:38:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 01:38:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_signal_change [2021-11-23 01:38:23,301 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_signal_change [2021-11-23 01:38:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure fpga_tx [2021-11-23 01:38:23,301 INFO L138 BoogieDeclarations]: Found implementation of procedure fpga_tx [2021-11-23 01:38:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 01:38:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 01:38:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 01:38:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 01:38:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 01:38:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 01:38:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 01:38:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 01:38:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 01:38:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 01:38:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:38:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:38:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:38:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure geos_gpio_show [2021-11-23 01:38:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure geos_gpio_show [2021-11-23 01:38:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 01:38:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 01:38:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:38:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:38:24,450 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:38:24,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:38:24,777 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 01:38:31,977 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:38:33,164 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:38:33,164 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:38:33,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:33 BoogieIcfgContainer [2021-11-23 01:38:33,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:38:33,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:38:33,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:38:33,182 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:38:33,182 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:33" (1/1) ... [2021-11-23 01:38:33,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:38:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 2312 states and 3515 transitions. [2021-11-23 01:38:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3515 transitions. [2021-11-23 01:38:33,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3004 [2021-11-23 01:38:33,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:38:50,556 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:38:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 2315 states and 3933 transitions. [2021-11-23 01:38:51,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 3933 transitions. [2021-11-23 01:38:51,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3005 [2021-11-23 01:38:51,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:38:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2320 states and 4354 transitions. [2021-11-23 01:38:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4354 transitions. [2021-11-23 01:38:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3005 [2021-11-23 01:38:56,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 2326 states and 4776 transitions. [2021-11-23 01:39:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4776 transitions. [2021-11-23 01:39:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3007 [2021-11-23 01:39:00,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5200 states to 2333 states and 5200 transitions. [2021-11-23 01:39:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 5200 transitions. [2021-11-23 01:39:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3008 [2021-11-23 01:39:04,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5625 states to 2341 states and 5625 transitions. [2021-11-23 01:39:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 5625 transitions. [2021-11-23 01:39:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3008 [2021-11-23 01:39:09,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5631 states to 2344 states and 5631 transitions. [2021-11-23 01:39:12,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 5631 transitions. [2021-11-23 01:39:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3008 [2021-11-23 01:39:12,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5632 states to 2346 states and 5632 transitions. [2021-11-23 01:39:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 5632 transitions. [2021-11-23 01:39:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3009 [2021-11-23 01:39:16,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6059 states to 2355 states and 6059 transitions. [2021-11-23 01:39:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 6059 transitions. [2021-11-23 01:39:20,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3009 [2021-11-23 01:39:20,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,655 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6066 states to 2358 states and 6066 transitions. [2021-11-23 01:39:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 6066 transitions. [2021-11-23 01:39:24,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3008 [2021-11-23 01:39:24,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,754 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 2360 states and 6067 transitions. [2021-11-23 01:39:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 6067 transitions. [2021-11-23 01:39:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3010 [2021-11-23 01:39:26,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 2363 states and 6073 transitions. [2021-11-23 01:39:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 6073 transitions. [2021-11-23 01:39:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3010 [2021-11-23 01:39:29,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 285241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285241 trivial. 0 not checked. [2021-11-23 01:39:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6079 states to 2366 states and 6079 transitions. [2021-11-23 01:39:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 6079 transitions. [2021-11-23 01:39:32,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3009 [2021-11-23 01:39:32,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 285241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285241 trivial. 0 not checked. [2021-11-23 01:39:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6080 states to 2368 states and 6080 transitions. [2021-11-23 01:39:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 6080 transitions. [2021-11-23 01:39:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3010 [2021-11-23 01:39:35,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,258 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 2370 states and 6081 transitions. [2021-11-23 01:39:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 6081 transitions. [2021-11-23 01:39:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:39:38,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:42,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6512 states to 2381 states and 6512 transitions. [2021-11-23 01:39:42,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 6512 transitions. [2021-11-23 01:39:42,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:39:42,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 2384 states and 6518 transitions. [2021-11-23 01:39:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 6518 transitions. [2021-11-23 01:39:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:39:45,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 285241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285241 trivial. 0 not checked. [2021-11-23 01:39:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6525 states to 2387 states and 6525 transitions. [2021-11-23 01:39:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 6525 transitions. [2021-11-23 01:39:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:39:48,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 285241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285241 trivial. 0 not checked. [2021-11-23 01:39:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6526 states to 2389 states and 6526 transitions. [2021-11-23 01:39:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 6526 transitions. [2021-11-23 01:39:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:39:51,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:39:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6527 states to 2391 states and 6527 transitions. [2021-11-23 01:39:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 6527 transitions. [2021-11-23 01:39:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3012 [2021-11-23 01:39:54,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 285238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285238 trivial. 0 not checked. [2021-11-23 01:39:58,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6959 states to 2403 states and 6959 transitions. [2021-11-23 01:39:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 6959 transitions. [2021-11-23 01:39:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3012 [2021-11-23 01:39:58,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 285240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285240 trivial. 0 not checked. [2021-11-23 01:40:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6965 states to 2406 states and 6965 transitions. [2021-11-23 01:40:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 6965 transitions. [2021-11-23 01:40:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3012 [2021-11-23 01:40:01,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 285241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285241 trivial. 0 not checked. [2021-11-23 01:40:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6972 states to 2409 states and 6972 transitions. [2021-11-23 01:40:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 6972 transitions. [2021-11-23 01:40:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3011 [2021-11-23 01:40:04,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 285242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285242 trivial. 0 not checked. [2021-11-23 01:40:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 2412 states and 6979 transitions. [2021-11-23 01:40:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 6979 transitions. [2021-11-23 01:40:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3012 [2021-11-23 01:40:07,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 285242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 285242 trivial. 0 not checked. [2021-11-23 01:40:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6980 states to 2414 states and 6980 transitions. [2021-11-23 01:40:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 6980 transitions. [2021-11-23 01:40:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3012 [2021-11-23 01:40:10,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat