./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f01702763fc09e8be55642e43413e4d663625e17 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f01702763fc09e8be55642e43413e4d663625e17 ........................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:28:25,316 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:28:25,317 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:28:25,323 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:28:25,324 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:28:25,324 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:28:25,325 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:28:25,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:28:25,326 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:28:25,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:28:25,327 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:28:25,327 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:28:25,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:28:25,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:28:25,328 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:28:25,329 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:28:25,329 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:28:25,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:28:25,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:28:25,331 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:28:25,332 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:28:25,332 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:28:25,333 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:28:25,333 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:28:25,334 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:28:25,334 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:28:25,334 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:28:25,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:28:25,335 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:28:25,336 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:28:25,336 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:28:25,336 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:28:25,336 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:28:25,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:28:25,337 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:28:25,337 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:28:25,337 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-01 19:28:25,344 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:28:25,344 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:28:25,345 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:28:25,345 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:28:25,345 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:28:25,345 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:28:25,345 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:28:25,345 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:28:25,345 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:28:25,345 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:28:25,346 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:28:25,346 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:28:25,346 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:28:25,346 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:28:25,347 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:28:25,347 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:28:25,347 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:28:25,347 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 19:28:25,347 INFO L133 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak 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(__VERIFIER_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 -> f01702763fc09e8be55642e43413e4d663625e17 [2018-12-01 19:28:25,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:28:25,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:28:25,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:28:25,378 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:28:25,378 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:28:25,379 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i [2018-12-01 19:28:25,422 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/5ffeff775/0292a3b5b75441a4bc0b707cf8d5a15a/FLAGa855f8bd1 [2018-12-01 19:28:25,992 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:28:25,992 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i [2018-12-01 19:28:26,009 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/5ffeff775/0292a3b5b75441a4bc0b707cf8d5a15a/FLAGa855f8bd1 [2018-12-01 19:28:26,398 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/5ffeff775/0292a3b5b75441a4bc0b707cf8d5a15a [2018-12-01 19:28:26,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:28:26,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:28:26,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:28:26,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:28:26,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:28:26,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:28:26" (1/1) ... [2018-12-01 19:28:26,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4799108e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:26, skipping insertion in model container [2018-12-01 19:28:26,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:28:26" (1/1) ... [2018-12-01 19:28:26,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:28:26,491 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:28:27,476 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:28:27,498 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:28:27,675 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:28:27,834 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:28:27,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27 WrapperNode [2018-12-01 19:28:27,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:28:27,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:28:27,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:28:27,835 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:28:27,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:27,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:27,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:28:27,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:28:27,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:28:27,999 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:28:28,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... [2018-12-01 19:28:28,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:28:28,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:28:28,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:28:28,131 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:28:28,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:28:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:28:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-12-01 19:28:28,173 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-12-01 19:28:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-01 19:28:28,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-01 19:28:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-01 19:28:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:28:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 19:28:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 19:28:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2018-12-01 19:28:28,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2018-12-01 19:28:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 19:28:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 19:28:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 19:28:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-12-01 19:28:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-12-01 19:28:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2018-12-01 19:28:28,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2018-12-01 19:28:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-01 19:28:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-12-01 19:28:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2018-12-01 19:28:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2018-12-01 19:28:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 19:28:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2018-12-01 19:28:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-01 19:28:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-01 19:28:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-01 19:28:28,180 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-12-01 19:28:28,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2018-12-01 19:28:28,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2018-12-01 19:28:28,181 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2018-12-01 19:28:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2018-12-01 19:28:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-12-01 19:28:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2018-12-01 19:28:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2018-12-01 19:28:28,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:28:28,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:28:28,895 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,896 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,898 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,898 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,903 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,903 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,903 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,904 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,905 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,905 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,906 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,906 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:28:28,909 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:28:28,910 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:31:55,315 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:31:55,315 INFO L280 CfgBuilder]: Removed 165 assue(true) statements. [2018-12-01 19:31:55,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:31:55 BoogieIcfgContainer [2018-12-01 19:31:55,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:31:55,316 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:31:55,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:31:55,322 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:31:55,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:31:55" (1/1) ... [2018-12-01 19:31:55,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:31:55,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 816 states and 1171 transitions. [2018-12-01 19:31:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1171 transitions. [2018-12-01 19:31:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 19:31:55,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:55,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:55,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 816 states and 1170 transitions. [2018-12-01 19:31:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1170 transitions. [2018-12-01 19:31:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 19:31:55,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:31:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 817 states and 1171 transitions. [2018-12-01 19:31:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1171 transitions. [2018-12-01 19:31:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 19:31:55,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:56,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:31:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 822 states and 1191 transitions. [2018-12-01 19:31:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1191 transitions. [2018-12-01 19:31:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 19:31:56,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:31:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 827 states and 1208 transitions. [2018-12-01 19:31:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1208 transitions. [2018-12-01 19:31:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 19:31:56,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 19:31:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 831 states and 1215 transitions. [2018-12-01 19:31:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1215 transitions. [2018-12-01 19:31:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 19:31:56,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:31:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 832 states and 1215 transitions. [2018-12-01 19:31:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1215 transitions. [2018-12-01 19:31:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 19:31:56,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:56,626 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:31:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 836 states and 1226 transitions. [2018-12-01 19:31:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1226 transitions. [2018-12-01 19:31:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 19:31:57,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 837 states and 1228 transitions. [2018-12-01 19:31:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1228 transitions. [2018-12-01 19:31:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 19:31:57,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 838 states and 1229 transitions. [2018-12-01 19:31:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1229 transitions. [2018-12-01 19:31:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 19:31:57,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:57,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 839 states and 1230 transitions. [2018-12-01 19:31:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1230 transitions. [2018-12-01 19:31:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 19:31:57,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:57,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 840 states and 1231 transitions. [2018-12-01 19:31:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1231 transitions. [2018-12-01 19:31:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 19:31:57,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 841 states and 1232 transitions. [2018-12-01 19:31:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1232 transitions. [2018-12-01 19:31:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 19:31:58,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:58,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:58,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 842 states and 1233 transitions. [2018-12-01 19:31:58,285 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1233 transitions. [2018-12-01 19:31:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 19:31:58,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:58,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:58,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 843 states and 1234 transitions. [2018-12-01 19:31:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1234 transitions. [2018-12-01 19:31:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 19:31:58,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 844 states and 1235 transitions. [2018-12-01 19:31:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1235 transitions. [2018-12-01 19:31:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 19:31:58,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:59,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 845 states and 1236 transitions. [2018-12-01 19:31:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1236 transitions. [2018-12-01 19:31:59,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 19:31:59,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 846 states and 1237 transitions. [2018-12-01 19:31:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1237 transitions. [2018-12-01 19:31:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-01 19:31:59,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:59,406 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 847 states and 1238 transitions. [2018-12-01 19:31:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1238 transitions. [2018-12-01 19:31:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 19:31:59,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:31:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:31:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:31:59,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 848 states and 1239 transitions. [2018-12-01 19:31:59,907 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1239 transitions. [2018-12-01 19:31:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 19:31:59,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:31:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 849 states and 1240 transitions. [2018-12-01 19:32:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1240 transitions. [2018-12-01 19:32:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 19:32:00,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:00,281 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:00,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 850 states and 1241 transitions. [2018-12-01 19:32:00,489 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1241 transitions. [2018-12-01 19:32:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 19:32:00,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 851 states and 1242 transitions. [2018-12-01 19:32:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1242 transitions. [2018-12-01 19:32:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 19:32:00,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 852 states and 1243 transitions. [2018-12-01 19:32:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1243 transitions. [2018-12-01 19:32:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 19:32:01,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 853 states and 1244 transitions. [2018-12-01 19:32:01,432 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1244 transitions. [2018-12-01 19:32:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 19:32:01,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:01,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 854 states and 1245 transitions. [2018-12-01 19:32:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1245 transitions. [2018-12-01 19:32:01,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 19:32:01,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 855 states and 1246 transitions. [2018-12-01 19:32:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1246 transitions. [2018-12-01 19:32:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 19:32:02,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 856 states and 1247 transitions. [2018-12-01 19:32:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1247 transitions. [2018-12-01 19:32:02,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 19:32:02,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 857 states and 1248 transitions. [2018-12-01 19:32:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1248 transitions. [2018-12-01 19:32:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 19:32:02,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 858 states and 1249 transitions. [2018-12-01 19:32:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1249 transitions. [2018-12-01 19:32:03,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 19:32:03,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 859 states and 1250 transitions. [2018-12-01 19:32:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1250 transitions. [2018-12-01 19:32:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 19:32:03,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:04,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 860 states and 1251 transitions. [2018-12-01 19:32:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1251 transitions. [2018-12-01 19:32:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 19:32:04,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 861 states and 1252 transitions. [2018-12-01 19:32:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1252 transitions. [2018-12-01 19:32:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 19:32:04,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 862 states and 1253 transitions. [2018-12-01 19:32:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1253 transitions. [2018-12-01 19:32:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 19:32:04,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:05,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 863 states and 1254 transitions. [2018-12-01 19:32:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1254 transitions. [2018-12-01 19:32:05,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 19:32:05,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 864 states and 1255 transitions. [2018-12-01 19:32:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1255 transitions. [2018-12-01 19:32:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 19:32:05,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 865 states and 1256 transitions. [2018-12-01 19:32:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1256 transitions. [2018-12-01 19:32:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 19:32:06,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:06,429 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 866 states and 1257 transitions. [2018-12-01 19:32:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1257 transitions. [2018-12-01 19:32:06,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:32:06,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:32:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 867 states and 1257 transitions. [2018-12-01 19:32:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1257 transitions. [2018-12-01 19:32:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 19:32:07,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:32:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:09,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 877 states and 1271 transitions. [2018-12-01 19:32:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1271 transitions. [2018-12-01 19:32:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 19:32:09,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:09,287 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:32:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:09,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 881 states and 1279 transitions. [2018-12-01 19:32:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1279 transitions. [2018-12-01 19:32:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:32:09,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:32:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 888 states and 1292 transitions. [2018-12-01 19:32:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1292 transitions. [2018-12-01 19:32:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 19:32:09,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:32:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 892 states and 1300 transitions. [2018-12-01 19:32:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1300 transitions. [2018-12-01 19:32:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 19:32:10,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:32:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 894 states and 1303 transitions. [2018-12-01 19:32:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1303 transitions. [2018-12-01 19:32:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 19:32:10,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:32:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:10,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 898 states and 1330 transitions. [2018-12-01 19:32:10,346 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1330 transitions. [2018-12-01 19:32:10,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 19:32:10,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:32:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 908 states and 1355 transitions. [2018-12-01 19:32:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1355 transitions. [2018-12-01 19:32:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 19:32:24,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:32:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 909 states and 1355 transitions. [2018-12-01 19:32:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1355 transitions. [2018-12-01 19:32:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 19:32:24,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:32:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 913 states and 1364 transitions. [2018-12-01 19:32:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1364 transitions. [2018-12-01 19:32:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 19:32:25,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:32:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 917 states and 1371 transitions. [2018-12-01 19:32:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1371 transitions. [2018-12-01 19:32:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 19:32:25,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:25,299 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:32:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:32:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 926 states and 1393 transitions. [2018-12-01 19:32:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1393 transitions. [2018-12-01 19:32:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 19:32:25,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:32:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:32:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:33:17,407 WARN L180 SmtUtils]: Spent 11.38 s on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2018-12-01 19:33:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:33:52,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 931 states and 1403 transitions. [2018-12-01 19:33:52,829 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1403 transitions. [2018-12-01 19:33:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 19:33:52,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:33:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:33:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:33:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:33:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 935 states and 1431 transitions. [2018-12-01 19:33:52,883 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1431 transitions. [2018-12-01 19:33:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 19:33:52,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:33:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:33:52,918 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:33:52,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:33:52,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 936 states and 1432 transitions. [2018-12-01 19:33:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1432 transitions. [2018-12-01 19:33:52,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 19:33:52,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:33:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:33:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:33:53,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:33:53,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 939 states and 1437 transitions. [2018-12-01 19:33:53,004 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1437 transitions. [2018-12-01 19:33:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 19:33:53,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:33:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:33:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:33:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:33:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 942 states and 1442 transitions. [2018-12-01 19:33:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1442 transitions. [2018-12-01 19:33:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 19:33:54,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:33:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:33:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:01,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 947 states and 1452 transitions. [2018-12-01 19:34:01,176 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1452 transitions. [2018-12-01 19:34:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 19:34:01,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 950 states and 1457 transitions. [2018-12-01 19:34:03,417 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1457 transitions. [2018-12-01 19:34:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 19:34:03,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2018-12-01 19:34:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 951 states and 1457 transitions. [2018-12-01 19:34:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1457 transitions. [2018-12-01 19:34:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 19:34:03,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 955 states and 1483 transitions. [2018-12-01 19:34:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1483 transitions. [2018-12-01 19:34:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 19:34:03,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 958 states and 1489 transitions. [2018-12-01 19:34:03,604 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1489 transitions. [2018-12-01 19:34:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 19:34:03,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 962 states and 1495 transitions. [2018-12-01 19:34:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1495 transitions. [2018-12-01 19:34:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 19:34:03,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 965 states and 1499 transitions. [2018-12-01 19:34:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1499 transitions. [2018-12-01 19:34:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 19:34:03,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 969 states and 1506 transitions. [2018-12-01 19:34:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1506 transitions. [2018-12-01 19:34:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 19:34:03,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,795 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 972 states and 1510 transitions. [2018-12-01 19:34:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1510 transitions. [2018-12-01 19:34:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 19:34:03,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,844 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 976 states and 1517 transitions. [2018-12-01 19:34:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1517 transitions. [2018-12-01 19:34:03,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 19:34:03,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:03,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:03,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 977 states and 1518 transitions. [2018-12-01 19:34:03,900 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1518 transitions. [2018-12-01 19:34:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:03,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 988 states and 1555 transitions. [2018-12-01 19:34:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1555 transitions. [2018-12-01 19:34:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 19:34:07,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 989 states and 1556 transitions. [2018-12-01 19:34:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1556 transitions. [2018-12-01 19:34:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 19:34:07,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 992 states and 1561 transitions. [2018-12-01 19:34:07,181 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1561 transitions. [2018-12-01 19:34:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 19:34:07,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 997 states and 1579 transitions. [2018-12-01 19:34:07,226 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1579 transitions. [2018-12-01 19:34:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 19:34:07,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1001 states and 1586 transitions. [2018-12-01 19:34:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1586 transitions. [2018-12-01 19:34:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:07,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2018-12-01 19:34:07,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1005 states and 1592 transitions. [2018-12-01 19:34:07,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1592 transitions. [2018-12-01 19:34:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1009 states and 1618 transitions. [2018-12-01 19:34:07,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1618 transitions. [2018-12-01 19:34:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 19:34:07,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,407 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1012 states and 1624 transitions. [2018-12-01 19:34:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1624 transitions. [2018-12-01 19:34:07,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 19:34:07,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,453 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1017 states and 1633 transitions. [2018-12-01 19:34:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1633 transitions. [2018-12-01 19:34:07,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 19:34:07,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1018 states and 1634 transitions. [2018-12-01 19:34:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1634 transitions. [2018-12-01 19:34:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1022 states and 1640 transitions. [2018-12-01 19:34:07,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1640 transitions. [2018-12-01 19:34:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1025 states and 1645 transitions. [2018-12-01 19:34:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1645 transitions. [2018-12-01 19:34:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,634 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1026 states and 1646 transitions. [2018-12-01 19:34:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1646 transitions. [2018-12-01 19:34:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1027 states and 1646 transitions. [2018-12-01 19:34:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1646 transitions. [2018-12-01 19:34:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 19:34:07,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:07,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1028 states and 1647 transitions. [2018-12-01 19:34:07,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1647 transitions. [2018-12-01 19:34:07,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 19:34:07,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1034 states and 1655 transitions. [2018-12-01 19:34:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1655 transitions. [2018-12-01 19:34:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:07,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1037 states and 1661 transitions. [2018-12-01 19:34:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1661 transitions. [2018-12-01 19:34:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:09,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:09,966 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1041 states and 1668 transitions. [2018-12-01 19:34:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1668 transitions. [2018-12-01 19:34:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:09,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1044 states and 1674 transitions. [2018-12-01 19:34:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1674 transitions. [2018-12-01 19:34:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 19:34:10,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1045 states and 1675 transitions. [2018-12-01 19:34:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1675 transitions. [2018-12-01 19:34:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 19:34:10,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1048 states and 1679 transitions. [2018-12-01 19:34:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1679 transitions. [2018-12-01 19:34:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 19:34:10,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1051 states and 1683 transitions. [2018-12-01 19:34:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1683 transitions. [2018-12-01 19:34:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 19:34:10,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,273 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1054 states and 1687 transitions. [2018-12-01 19:34:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1687 transitions. [2018-12-01 19:34:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 19:34:10,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1058 states and 1693 transitions. [2018-12-01 19:34:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1693 transitions. [2018-12-01 19:34:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:10,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,377 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1060 states and 1695 transitions. [2018-12-01 19:34:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1695 transitions. [2018-12-01 19:34:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 19:34:10,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1061 states and 1696 transitions. [2018-12-01 19:34:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1696 transitions. [2018-12-01 19:34:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 19:34:10,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1064 states and 1699 transitions. [2018-12-01 19:34:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1699 transitions. [2018-12-01 19:34:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 19:34:10,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1065 states and 1700 transitions. [2018-12-01 19:34:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1700 transitions. [2018-12-01 19:34:10,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 19:34:10,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1069 states and 1707 transitions. [2018-12-01 19:34:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1707 transitions. [2018-12-01 19:34:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 19:34:10,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2018-12-01 19:34:10,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1072 states and 1718 transitions. [2018-12-01 19:34:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1718 transitions. [2018-12-01 19:34:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 19:34:10,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:10,951 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1079 states and 1733 transitions. [2018-12-01 19:34:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1733 transitions. [2018-12-01 19:34:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 19:34:10,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:11,026 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1080 states and 1734 transitions. [2018-12-01 19:34:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1734 transitions. [2018-12-01 19:34:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 19:34:11,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:11,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:11,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1084 states and 1741 transitions. [2018-12-01 19:34:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1741 transitions. [2018-12-01 19:34:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:11,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1095 states and 1775 transitions. [2018-12-01 19:34:14,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1775 transitions. [2018-12-01 19:34:14,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:14,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,409 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1098 states and 1779 transitions. [2018-12-01 19:34:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1779 transitions. [2018-12-01 19:34:14,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 19:34:14,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2018-12-01 19:34:14,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1100 states and 1781 transitions. [2018-12-01 19:34:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1781 transitions. [2018-12-01 19:34:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 19:34:14,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:14,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1102 states and 1784 transitions. [2018-12-01 19:34:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1784 transitions. [2018-12-01 19:34:14,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:14,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:14,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1103 states and 1785 transitions. [2018-12-01 19:34:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1785 transitions. [2018-12-01 19:34:14,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:14,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1106 states and 1790 transitions. [2018-12-01 19:34:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1790 transitions. [2018-12-01 19:34:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 19:34:14,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:14,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1109 states and 1794 transitions. [2018-12-01 19:34:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1794 transitions. [2018-12-01 19:34:14,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 19:34:14,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:14,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1112 states and 1800 transitions. [2018-12-01 19:34:14,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1800 transitions. [2018-12-01 19:34:14,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 19:34:14,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,785 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1114 states and 1802 transitions. [2018-12-01 19:34:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1802 transitions. [2018-12-01 19:34:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 19:34:14,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1118 states and 1808 transitions. [2018-12-01 19:34:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1808 transitions. [2018-12-01 19:34:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:14,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1133 states and 1847 transitions. [2018-12-01 19:34:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1847 transitions. [2018-12-01 19:34:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:19,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1137 states and 1856 transitions. [2018-12-01 19:34:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1856 transitions. [2018-12-01 19:34:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:19,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1138 states and 1857 transitions. [2018-12-01 19:34:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1857 transitions. [2018-12-01 19:34:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:20,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1147 states and 1885 transitions. [2018-12-01 19:34:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1885 transitions. [2018-12-01 19:34:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 19:34:22,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1152 states and 1905 transitions. [2018-12-01 19:34:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1905 transitions. [2018-12-01 19:34:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 19:34:22,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1157 states and 1939 transitions. [2018-12-01 19:34:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1939 transitions. [2018-12-01 19:34:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:24,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1160 states and 1943 transitions. [2018-12-01 19:34:24,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1943 transitions. [2018-12-01 19:34:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 19:34:24,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1162 states and 1945 transitions. [2018-12-01 19:34:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1945 transitions. [2018-12-01 19:34:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:24,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1168 states and 1956 transitions. [2018-12-01 19:34:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1956 transitions. [2018-12-01 19:34:24,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:24,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1175 states and 1967 transitions. [2018-12-01 19:34:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1967 transitions. [2018-12-01 19:34:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:24,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:24,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1187 states and 1989 transitions. [2018-12-01 19:34:24,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1989 transitions. [2018-12-01 19:34:24,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:24,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1191 states and 1996 transitions. [2018-12-01 19:34:24,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1996 transitions. [2018-12-01 19:34:24,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:24,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1192 states and 1996 transitions. [2018-12-01 19:34:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1996 transitions. [2018-12-01 19:34:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:24,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1193 states and 1996 transitions. [2018-12-01 19:34:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1996 transitions. [2018-12-01 19:34:24,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 19:34:24,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:24,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1198 states and 2005 transitions. [2018-12-01 19:34:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2005 transitions. [2018-12-01 19:34:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:24,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1199 states and 2006 transitions. [2018-12-01 19:34:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2006 transitions. [2018-12-01 19:34:24,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 19:34:24,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,024 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:25,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1200 states and 2007 transitions. [2018-12-01 19:34:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2007 transitions. [2018-12-01 19:34:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:25,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1203 states and 2011 transitions. [2018-12-01 19:34:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2011 transitions. [2018-12-01 19:34:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:25,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:25,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1206 states and 2015 transitions. [2018-12-01 19:34:25,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2015 transitions. [2018-12-01 19:34:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:25,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-12-01 19:34:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1208 states and 2018 transitions. [2018-12-01 19:34:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2018 transitions. [2018-12-01 19:34:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:25,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1212 states and 2045 transitions. [2018-12-01 19:34:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2045 transitions. [2018-12-01 19:34:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:25,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1216 states and 2051 transitions. [2018-12-01 19:34:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2051 transitions. [2018-12-01 19:34:25,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:25,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1217 states and 2052 transitions. [2018-12-01 19:34:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2052 transitions. [2018-12-01 19:34:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:25,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:25,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1218 states and 2052 transitions. [2018-12-01 19:34:25,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2052 transitions. [2018-12-01 19:34:25,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 19:34:25,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,530 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1219 states and 2053 transitions. [2018-12-01 19:34:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2053 transitions. [2018-12-01 19:34:25,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:25,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1225 states and 2063 transitions. [2018-12-01 19:34:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2063 transitions. [2018-12-01 19:34:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:25,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,663 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1226 states and 2064 transitions. [2018-12-01 19:34:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2064 transitions. [2018-12-01 19:34:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:25,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1242 states and 2107 transitions. [2018-12-01 19:34:33,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2107 transitions. [2018-12-01 19:34:33,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:33,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:33,120 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1246 states and 2114 transitions. [2018-12-01 19:34:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2114 transitions. [2018-12-01 19:34:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:33,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:36,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1255 states and 2143 transitions. [2018-12-01 19:34:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2143 transitions. [2018-12-01 19:34:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:36,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,065 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1256 states and 2144 transitions. [2018-12-01 19:34:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2144 transitions. [2018-12-01 19:34:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:36,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:36,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1266 states and 2199 transitions. [2018-12-01 19:34:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2199 transitions. [2018-12-01 19:34:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 19:34:36,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1267 states and 2200 transitions. [2018-12-01 19:34:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2200 transitions. [2018-12-01 19:34:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:36,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,752 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1270 states and 2205 transitions. [2018-12-01 19:34:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2205 transitions. [2018-12-01 19:34:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:36,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:36,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1273 states and 2210 transitions. [2018-12-01 19:34:36,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2210 transitions. [2018-12-01 19:34:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:34:36,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1275 states and 2212 transitions. [2018-12-01 19:34:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2212 transitions. [2018-12-01 19:34:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:34:36,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:34:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1277 states and 2214 transitions. [2018-12-01 19:34:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2214 transitions. [2018-12-01 19:34:37,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:37,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1279 states and 2216 transitions. [2018-12-01 19:34:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2216 transitions. [2018-12-01 19:34:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:37,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1281 states and 2218 transitions. [2018-12-01 19:34:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2218 transitions. [2018-12-01 19:34:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:37,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1282 states and 2218 transitions. [2018-12-01 19:34:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2218 transitions. [2018-12-01 19:34:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:34:37,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1283 states and 2218 transitions. [2018-12-01 19:34:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2218 transitions. [2018-12-01 19:34:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:34:37,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1285 states and 2221 transitions. [2018-12-01 19:34:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2221 transitions. [2018-12-01 19:34:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:37,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1290 states and 2230 transitions. [2018-12-01 19:34:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2230 transitions. [2018-12-01 19:34:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:37,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1291 states and 2231 transitions. [2018-12-01 19:34:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2231 transitions. [2018-12-01 19:34:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 19:34:37,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1294 states and 2234 transitions. [2018-12-01 19:34:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2234 transitions. [2018-12-01 19:34:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 19:34:37,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,445 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1295 states and 2235 transitions. [2018-12-01 19:34:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2235 transitions. [2018-12-01 19:34:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:37,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1296 states and 2236 transitions. [2018-12-01 19:34:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2236 transitions. [2018-12-01 19:34:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-01 19:34:37,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:34:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1302 states and 2245 transitions. [2018-12-01 19:34:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2245 transitions. [2018-12-01 19:34:37,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:37,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-12-01 19:34:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1312 states and 2264 transitions. [2018-12-01 19:34:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2264 transitions. [2018-12-01 19:34:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:39,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:39,989 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-12-01 19:34:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1313 states and 2266 transitions. [2018-12-01 19:34:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2266 transitions. [2018-12-01 19:34:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:40,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:40,567 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-12-01 19:34:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1317 states and 2275 transitions. [2018-12-01 19:34:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2275 transitions. [2018-12-01 19:34:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:41,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-12-01 19:34:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1322 states and 2289 transitions. [2018-12-01 19:34:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2289 transitions. [2018-12-01 19:34:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:34:41,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:34:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1331 states and 2310 transitions. [2018-12-01 19:34:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2310 transitions. [2018-12-01 19:34:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:34:41,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:41,547 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:34:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:34:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1332 states and 2311 transitions. [2018-12-01 19:34:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2311 transitions. [2018-12-01 19:34:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 19:34:41,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:34:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:34:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-12-01 19:35:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1338 states and 2319 transitions. [2018-12-01 19:35:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2319 transitions. [2018-12-01 19:35:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:35:01,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:35:01,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1339 states and 2319 transitions. [2018-12-01 19:35:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2319 transitions. [2018-12-01 19:35:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 19:35:01,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:01,887 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:35:01,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1340 states and 2320 transitions. [2018-12-01 19:35:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2320 transitions. [2018-12-01 19:35:01,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 19:35:01,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:35:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1341 states and 2321 transitions. [2018-12-01 19:35:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2321 transitions. [2018-12-01 19:35:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 19:35:01,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:35:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1347 states and 2331 transitions. [2018-12-01 19:35:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2331 transitions. [2018-12-01 19:35:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 19:35:02,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-12-01 19:35:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1348 states and 2332 transitions. [2018-12-01 19:35:02,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2332 transitions. [2018-12-01 19:35:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 19:35:02,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:35:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1352 states and 2339 transitions. [2018-12-01 19:35:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2339 transitions. [2018-12-01 19:35:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:35:02,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-12-01 19:35:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1353 states and 2339 transitions. [2018-12-01 19:35:02,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2339 transitions. [2018-12-01 19:35:02,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:35:02,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-12-01 19:35:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1354 states and 2340 transitions. [2018-12-01 19:35:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2340 transitions. [2018-12-01 19:35:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 19:35:02,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-12-01 19:35:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1355 states and 2341 transitions. [2018-12-01 19:35:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2341 transitions. [2018-12-01 19:35:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 19:35:02,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2018-12-01 19:35:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1359 states and 2348 transitions. [2018-12-01 19:35:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2348 transitions. [2018-12-01 19:35:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 19:35:02,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:35:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2018-12-01 19:35:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:35:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1361 states and 2350 transitions. [2018-12-01 19:35:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2350 transitions. [2018-12-01 19:35:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 19:35:02,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:35:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:35:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:35:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-01 19:35:13,699 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-01 19:35:13,701 INFO L168 Benchmark]: Toolchain (without parser) took 407301.42 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 721.9 MB). Free memory was 941.5 MB in the beginning and 697.6 MB in the end (delta: 243.9 MB). Peak memory consumption was 965.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,702 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:35:13,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1433.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 941.5 MB in the beginning and 836.6 MB in the end (delta: 104.9 MB). Peak memory consumption was 223.1 MB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.12 ms. Allocated memory is still 1.1 GB. Free memory was 836.6 MB in the beginning and 1.0 GB in the end (delta: -205.2 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,703 INFO L168 Benchmark]: Boogie Preprocessor took 131.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,703 INFO L168 Benchmark]: RCFGBuilder took 207184.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 843.3 MB in the end (delta: 160.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,703 INFO L168 Benchmark]: CodeCheck took 198384.87 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 542.1 MB). Free memory was 843.3 MB in the beginning and 697.6 MB in the end (delta: 145.7 MB). Peak memory consumption was 687.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:35:13,706 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1433.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 941.5 MB in the beginning and 836.6 MB in the end (delta: 104.9 MB). Peak memory consumption was 223.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 164.12 ms. Allocated memory is still 1.1 GB. Free memory was 836.6 MB in the beginning and 1.0 GB in the end (delta: -205.2 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 131.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 207184.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 843.3 MB in the end (delta: 160.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * CodeCheck took 198384.87 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 542.1 MB). Free memory was 843.3 MB in the beginning and 697.6 MB in the end (delta: 145.7 MB). Peak memory consumption was 687.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:35:14,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:35:14,974 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:35:14,980 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:35:14,980 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:35:14,980 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:35:14,981 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:35:14,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:35:14,983 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:35:14,983 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:35:14,983 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:35:14,984 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:35:14,984 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:35:14,984 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:35:14,985 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:35:14,985 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:35:14,986 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:35:14,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:35:14,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:35:14,988 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:35:14,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:35:14,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:35:14,990 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:35:14,990 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:35:14,990 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:35:14,991 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:35:14,992 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:35:14,992 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:35:14,992 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:35:14,993 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:35:14,993 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:35:14,993 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:35:14,993 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:35:14,993 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:35:14,994 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:35:14,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:35:14,994 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-12-01 19:35:15,002 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:35:15,002 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:35:15,002 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:35:15,002 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:35:15,003 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:35:15,003 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:35:15,003 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:35:15,004 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:35:15,004 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:35:15,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:35:15,004 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 19:35:15,005 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 19:35:15,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 19:35:15,005 INFO L133 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak 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(__VERIFIER_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 -> f01702763fc09e8be55642e43413e4d663625e17 [2018-12-01 19:35:15,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:35:15,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:35:15,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:35:15,032 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:35:15,032 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:35:15,033 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i [2018-12-01 19:35:15,068 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/690031e5e/fc40bdf4356b4de7a4f1c195240ca31c/FLAGa5619852e [2018-12-01 19:35:15,522 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:35:15,523 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko_false-unreach-call.cil.out.i [2018-12-01 19:35:15,539 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/690031e5e/fc40bdf4356b4de7a4f1c195240ca31c/FLAGa5619852e [2018-12-01 19:35:15,801 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/data/690031e5e/fc40bdf4356b4de7a4f1c195240ca31c [2018-12-01 19:35:15,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:35:15,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:35:15,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:35:15,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:35:15,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:35:15,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:35:15" (1/1) ... [2018-12-01 19:35:15,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788443e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:15, skipping insertion in model container [2018-12-01 19:35:15,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:35:15" (1/1) ... [2018-12-01 19:35:15,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:35:15,880 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:35:16,786 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:35:16,806 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:35:16,975 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:35:17,178 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:35:17,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17 WrapperNode [2018-12-01 19:35:17,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:35:17,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:35:17,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:35:17,179 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:35:17,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:35:17,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:35:17,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:35:17,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:35:17,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... [2018-12-01 19:35:17,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:35:17,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:35:17,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:35:17,462 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:35:17,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:35:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0e81769-00a6-4a67-a96e-8573c69da937/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:35:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2018-12-01 19:35:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2018-12-01 19:35:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 19:35:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 19:35:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-12-01 19:35:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-12-01 19:35:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2018-12-01 19:35:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2018-12-01 19:35:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 19:35:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2018-12-01 19:35:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2018-12-01 19:35:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-12-01 19:35:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2018-12-01 19:35:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-01 19:35:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2018-12-01 19:35:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2018-12-01 19:35:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-01 19:35:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-01 19:35:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-01 19:35:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-12-01 19:35:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-01 19:35:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-12-01 19:35:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2018-12-01 19:35:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-12-01 19:35:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-12-01 19:35:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-01 19:35:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-12-01 19:35:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2018-12-01 19:35:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-01 19:35:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-01 19:35:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-12-01 19:35:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2018-12-01 19:35:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2018-12-01 19:35:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2018-12-01 19:35:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2018-12-01 19:35:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-12-01 19:35:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-12-01 19:35:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-12-01 19:35:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2018-12-01 19:35:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2018-12-01 19:35:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2018-12-01 19:35:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2018-12-01 19:35:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2018-12-01 19:35:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2018-12-01 19:35:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2018-12-01 19:35:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2018-12-01 19:35:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2018-12-01 19:35:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2018-12-01 19:35:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2018-12-01 19:35:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2018-12-01 19:35:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2018-12-01 19:35:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:35:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:35:18,696 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,697 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,700 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,700 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,706 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,706 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,707 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,707 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,709 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,709 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,710 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,710 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:35:18,715 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 19:35:18,715 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 19:40:20,559 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:40:20,559 INFO L280 CfgBuilder]: Removed 165 assue(true) statements. [2018-12-01 19:40:20,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:40:20 BoogieIcfgContainer [2018-12-01 19:40:20,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:40:20,560 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:40:20,560 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:40:20,567 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:40:20,567 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:40:20" (1/1) ... [2018-12-01 19:40:20,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:40:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:40:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 816 states and 1171 transitions. [2018-12-01 19:40:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1171 transitions. [2018-12-01 19:40:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 19:40:20,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:40:20,638 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-01 19:40:20,640 INFO L168 Benchmark]: Toolchain (without parser) took 304836.02 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 867.7 MB). Free memory was 932.6 MB in the beginning and 895.6 MB in the end (delta: 37.0 MB). Peak memory consumption was 904.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,642 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:40:20,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1372.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 932.6 MB in the beginning and 871.3 MB in the end (delta: 61.3 MB). Peak memory consumption was 242.2 MB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.29 ms. Allocated memory is still 1.2 GB. Free memory was 871.3 MB in the beginning and 844.1 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,643 INFO L168 Benchmark]: Boogie Preprocessor took 168.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.2 MB). Free memory was 844.1 MB in the beginning and 1.2 GB in the end (delta: -383.7 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,643 INFO L168 Benchmark]: RCFGBuilder took 303097.81 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 585.6 MB). Free memory was 1.2 GB in the beginning and 896.4 MB in the end (delta: 331.3 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,644 INFO L168 Benchmark]: CodeCheck took 80.08 ms. Allocated memory is still 1.9 GB. Free memory was 896.4 MB in the beginning and 895.6 MB in the end (delta: 810.3 kB). Peak memory consumption was 810.3 kB. Max. memory is 11.5 GB. [2018-12-01 19:40:20,647 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1372.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 932.6 MB in the beginning and 871.3 MB in the end (delta: 61.3 MB). Peak memory consumption was 242.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.29 ms. Allocated memory is still 1.2 GB. Free memory was 871.3 MB in the beginning and 844.1 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 168.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.2 MB). Free memory was 844.1 MB in the beginning and 1.2 GB in the end (delta: -383.7 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 303097.81 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 585.6 MB). Free memory was 1.2 GB in the beginning and 896.4 MB in the end (delta: 331.3 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * CodeCheck took 80.08 ms. Allocated memory is still 1.9 GB. Free memory was 896.4 MB in the beginning and 895.6 MB in the end (delta: 810.3 kB). Peak memory consumption was 810.3 kB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...