./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point_true-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_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/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 9402c0fb519c6c58fb7ea53294814d86c249bbb5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:45:49,571 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:45:49,572 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:45:49,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:45:49,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:45:49,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:45:49,580 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:45:49,581 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:45:49,582 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:45:49,583 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:45:49,583 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:45:49,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:45:49,584 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:45:49,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:45:49,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:45:49,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:45:49,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:45:49,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:45:49,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:45:49,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:45:49,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:45:49,591 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:45:49,593 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:45:49,593 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:45:49,593 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:45:49,593 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:45:49,594 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:45:49,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:45:49,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:45:49,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:45:49,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:45:49,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:45:49,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:45:49,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:45:49,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:45:49,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:45:49,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 23:45:49,603 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:45:49,603 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:45:49,604 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:45:49,604 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 23:45:49,604 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:45:49,604 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:45:49,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:45:49,604 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:45:49,605 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 23:45:49,605 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 23:45:49,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:45:49,606 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:45:49,606 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 23:45:49,606 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_09b668e1-948e-4c0b-b556-b3a06759ceec/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 -> 9402c0fb519c6c58fb7ea53294814d86c249bbb5 [2018-12-08 23:45:49,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:45:49,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:45:49,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:45:49,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:45:49,632 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:45:49,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 23:45:49,665 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/data/70ad5d6c6/00730cd345ac4124856a2ca5c0dae5bc/FLAG0b6c73786 [2018-12-08 23:45:50,092 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:45:50,092 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 23:45:50,103 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/data/70ad5d6c6/00730cd345ac4124856a2ca5c0dae5bc/FLAG0b6c73786 [2018-12-08 23:45:50,425 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/data/70ad5d6c6/00730cd345ac4124856a2ca5c0dae5bc [2018-12-08 23:45:50,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:45:50,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:45:50,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:50,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:45:50,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:45:50,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:50,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c61009e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50, skipping insertion in model container [2018-12-08 23:45:50,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:50,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:45:50,486 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:45:50,655 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2018-12-08 23:45:50,655 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2018-12-08 23:45:50,863 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:50,876 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:45:50,913 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2018-12-08 23:45:50,914 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2018-12-08 23:45:50,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:50,966 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:45:50,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50 WrapperNode [2018-12-08 23:45:50,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:50,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:50,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:45:50,967 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:45:50,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:50,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:51,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:45:51,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:45:51,008 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:45:51,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... [2018-12-08 23:45:51,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:45:51,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:45:51,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:45:51,036 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:45:51,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/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 [2018-12-08 23:45:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2018-12-08 23:45:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 23:45:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-08 23:45:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 23:45:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-12-08 23:45:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-12-08 23:45:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 23:45:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2018-12-08 23:45:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2018-12-08 23:45:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2018-12-08 23:45:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2018-12-08 23:45:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-12-08 23:45:51,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-12-08 23:45:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2018-12-08 23:45:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-08 23:45:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 23:45:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 23:45:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 23:45:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:45:51,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:45:51,796 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:45:51,796 INFO L280 CfgBuilder]: Removed 49 assue(true) statements. [2018-12-08 23:45:51,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:51 BoogieIcfgContainer [2018-12-08 23:45:51,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:45:51,797 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 23:45:51,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 23:45:51,804 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 23:45:51,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:51" (1/1) ... [2018-12-08 23:45:51,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 82 states and 112 transitions. [2018-12-08 23:45:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2018-12-08 23:45:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 23:45:51,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 123 transitions. [2018-12-08 23:45:52,041 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2018-12-08 23:45:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 23:45:52,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 139 transitions. [2018-12-08 23:45:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2018-12-08 23:45:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 23:45:52,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2018-12-08 23:45:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2018-12-08 23:45:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 23:45:52,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2018-12-08 23:45:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2018-12-08 23:45:52,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 23:45:52,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 94 states and 147 transitions. [2018-12-08 23:45:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 147 transitions. [2018-12-08 23:45:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 23:45:52,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2018-12-08 23:45:52,398 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2018-12-08 23:45:52,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 23:45:52,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 143 transitions. [2018-12-08 23:45:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2018-12-08 23:45:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 23:45:52,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 144 transitions. [2018-12-08 23:45:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2018-12-08 23:45:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 23:45:52,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:52,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 100 states and 159 transitions. [2018-12-08 23:45:52,711 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 159 transitions. [2018-12-08 23:45:52,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 23:45:52,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:45:52,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 102 states and 161 transitions. [2018-12-08 23:45:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2018-12-08 23:45:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 23:45:52,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 131 states and 230 transitions. [2018-12-08 23:45:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 230 transitions. [2018-12-08 23:45:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 23:45:53,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 23:45:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 132 states and 230 transitions. [2018-12-08 23:45:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 230 transitions. [2018-12-08 23:45:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 23:45:53,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 232 transitions. [2018-12-08 23:45:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 232 transitions. [2018-12-08 23:45:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 23:45:53,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 23:45:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 135 states and 232 transitions. [2018-12-08 23:45:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 232 transitions. [2018-12-08 23:45:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 23:45:53,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 135 states and 230 transitions. [2018-12-08 23:45:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 230 transitions. [2018-12-08 23:45:53,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 23:45:53,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 239 transitions. [2018-12-08 23:45:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 239 transitions. [2018-12-08 23:45:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 23:45:53,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 139 states and 241 transitions. [2018-12-08 23:45:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 241 transitions. [2018-12-08 23:45:53,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 23:45:53,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:45:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 140 states and 241 transitions. [2018-12-08 23:45:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 241 transitions. [2018-12-08 23:45:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 23:45:53,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:54,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 157 states and 281 transitions. [2018-12-08 23:45:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 281 transitions. [2018-12-08 23:45:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 23:45:54,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,489 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:45:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 159 states and 286 transitions. [2018-12-08 23:45:54,510 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 286 transitions. [2018-12-08 23:45:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:45:54,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 23:45:54,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 166 states and 305 transitions. [2018-12-08 23:45:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2018-12-08 23:45:54,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:45:54,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 23:45:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 169 states and 309 transitions. [2018-12-08 23:45:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 309 transitions. [2018-12-08 23:45:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:45:54,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 169 states and 308 transitions. [2018-12-08 23:45:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 308 transitions. [2018-12-08 23:45:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:45:55,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:45:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 170 states and 310 transitions. [2018-12-08 23:45:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 310 transitions. [2018-12-08 23:45:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:45:55,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 169 states and 299 transitions. [2018-12-08 23:45:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 299 transitions. [2018-12-08 23:45:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 23:45:55,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 174 states and 310 transitions. [2018-12-08 23:45:55,780 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 310 transitions. [2018-12-08 23:45:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 23:45:55,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:45:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 178 states and 315 transitions. [2018-12-08 23:45:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 315 transitions. [2018-12-08 23:45:56,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 23:45:56,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 182 states and 323 transitions. [2018-12-08 23:45:56,230 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 323 transitions. [2018-12-08 23:45:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 23:45:56,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 182 states and 322 transitions. [2018-12-08 23:45:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 322 transitions. [2018-12-08 23:45:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 23:45:56,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 184 states and 327 transitions. [2018-12-08 23:45:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 327 transitions. [2018-12-08 23:45:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 23:45:56,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 186 states and 334 transitions. [2018-12-08 23:45:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 334 transitions. [2018-12-08 23:45:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 23:45:56,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,809 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 189 states and 340 transitions. [2018-12-08 23:45:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 340 transitions. [2018-12-08 23:45:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 23:45:56,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 191 states and 346 transitions. [2018-12-08 23:45:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 346 transitions. [2018-12-08 23:45:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 23:45:57,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 23:45:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 193 states and 348 transitions. [2018-12-08 23:45:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 348 transitions. [2018-12-08 23:45:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 23:45:57,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,272 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:57,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 195 states and 351 transitions. [2018-12-08 23:45:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 351 transitions. [2018-12-08 23:45:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 23:45:57,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:45:57,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 195 states and 349 transitions. [2018-12-08 23:45:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 349 transitions. [2018-12-08 23:45:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 23:45:57,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 200 states and 358 transitions. [2018-12-08 23:45:57,649 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 358 transitions. [2018-12-08 23:45:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 23:45:57,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 23:45:57,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 203 states and 367 transitions. [2018-12-08 23:45:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 367 transitions. [2018-12-08 23:45:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 23:45:57,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 205 states and 369 transitions. [2018-12-08 23:45:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 369 transitions. [2018-12-08 23:45:58,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 23:45:58,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,046 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:58,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 207 states and 375 transitions. [2018-12-08 23:45:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 375 transitions. [2018-12-08 23:45:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 23:45:58,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:45:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 210 states and 377 transitions. [2018-12-08 23:45:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 377 transitions. [2018-12-08 23:45:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 23:45:58,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 214 states and 384 transitions. [2018-12-08 23:45:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 384 transitions. [2018-12-08 23:45:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 23:45:58,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:45:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 212 states and 378 transitions. [2018-12-08 23:45:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 378 transitions. [2018-12-08 23:45:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 23:45:58,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,709 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 23:45:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 214 states and 380 transitions. [2018-12-08 23:45:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 380 transitions. [2018-12-08 23:45:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 23:45:58,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 23:45:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 216 states and 388 transitions. [2018-12-08 23:45:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 388 transitions. [2018-12-08 23:45:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 23:45:58,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,944 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 221 states and 396 transitions. [2018-12-08 23:45:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 396 transitions. [2018-12-08 23:45:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 23:45:58,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 224 states and 403 transitions. [2018-12-08 23:45:59,293 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 403 transitions. [2018-12-08 23:45:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 23:45:59,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,327 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:59,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 227 states and 408 transitions. [2018-12-08 23:45:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 408 transitions. [2018-12-08 23:45:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 23:45:59,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 228 states and 408 transitions. [2018-12-08 23:45:59,416 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 408 transitions. [2018-12-08 23:45:59,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 23:45:59,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:45:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 230 states and 410 transitions. [2018-12-08 23:45:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 410 transitions. [2018-12-08 23:45:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 23:45:59,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:45:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 236 states and 426 transitions. [2018-12-08 23:45:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 426 transitions. [2018-12-08 23:45:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 23:45:59,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 23:46:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 238 states and 429 transitions. [2018-12-08 23:46:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 429 transitions. [2018-12-08 23:46:00,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 23:46:00,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 239 states and 429 transitions. [2018-12-08 23:46:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 429 transitions. [2018-12-08 23:46:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 23:46:00,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 23:46:00,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 238 states and 427 transitions. [2018-12-08 23:46:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 427 transitions. [2018-12-08 23:46:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 23:46:00,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 23:46:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 238 states and 426 transitions. [2018-12-08 23:46:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 426 transitions. [2018-12-08 23:46:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 23:46:00,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 23:46:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 240 states and 428 transitions. [2018-12-08 23:46:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 428 transitions. [2018-12-08 23:46:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 23:46:00,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:00,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 242 states and 430 transitions. [2018-12-08 23:46:00,423 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 430 transitions. [2018-12-08 23:46:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 23:46:00,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 245 states and 432 transitions. [2018-12-08 23:46:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 432 transitions. [2018-12-08 23:46:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 23:46:00,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 253 states and 455 transitions. [2018-12-08 23:46:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 455 transitions. [2018-12-08 23:46:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 23:46:00,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:00,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 258 states and 463 transitions. [2018-12-08 23:46:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 463 transitions. [2018-12-08 23:46:01,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 23:46:01,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 262 states and 470 transitions. [2018-12-08 23:46:01,348 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 470 transitions. [2018-12-08 23:46:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 23:46:01,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 264 states and 472 transitions. [2018-12-08 23:46:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 472 transitions. [2018-12-08 23:46:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 23:46:01,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 266 states and 474 transitions. [2018-12-08 23:46:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 474 transitions. [2018-12-08 23:46:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 23:46:01,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 271 states and 481 transitions. [2018-12-08 23:46:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 481 transitions. [2018-12-08 23:46:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 23:46:01,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 274 states and 486 transitions. [2018-12-08 23:46:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 486 transitions. [2018-12-08 23:46:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 23:46:01,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 23:46:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 277 states and 489 transitions. [2018-12-08 23:46:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 489 transitions. [2018-12-08 23:46:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 23:46:01,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 23:46:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 279 states and 496 transitions. [2018-12-08 23:46:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 496 transitions. [2018-12-08 23:46:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 23:46:02,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 285 states and 510 transitions. [2018-12-08 23:46:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 510 transitions. [2018-12-08 23:46:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 23:46:02,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 23:46:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 285 states and 509 transitions. [2018-12-08 23:46:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 509 transitions. [2018-12-08 23:46:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 23:46:02,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 23:46:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 287 states and 511 transitions. [2018-12-08 23:46:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 511 transitions. [2018-12-08 23:46:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 23:46:02,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:46:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 289 states and 513 transitions. [2018-12-08 23:46:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 513 transitions. [2018-12-08 23:46:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 23:46:02,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 292 states and 518 transitions. [2018-12-08 23:46:03,077 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 518 transitions. [2018-12-08 23:46:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 23:46:03,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 295 states and 523 transitions. [2018-12-08 23:46:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 523 transitions. [2018-12-08 23:46:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 23:46:03,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,138 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 298 states and 528 transitions. [2018-12-08 23:46:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 528 transitions. [2018-12-08 23:46:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 23:46:03,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,201 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 299 states and 529 transitions. [2018-12-08 23:46:03,208 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 529 transitions. [2018-12-08 23:46:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 23:46:03,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 23:46:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 302 states and 532 transitions. [2018-12-08 23:46:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 532 transitions. [2018-12-08 23:46:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 23:46:03,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 304 states and 534 transitions. [2018-12-08 23:46:03,309 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 534 transitions. [2018-12-08 23:46:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 23:46:03,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 23:46:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 306 states and 536 transitions. [2018-12-08 23:46:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 536 transitions. [2018-12-08 23:46:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 23:46:03,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 23:46:03,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 307 states and 536 transitions. [2018-12-08 23:46:03,454 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 536 transitions. [2018-12-08 23:46:03,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 23:46:03,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 23:46:04,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 327 states and 579 transitions. [2018-12-08 23:46:04,036 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 579 transitions. [2018-12-08 23:46:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 23:46:04,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 330 states and 584 transitions. [2018-12-08 23:46:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 584 transitions. [2018-12-08 23:46:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 23:46:04,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 23:46:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 332 states and 586 transitions. [2018-12-08 23:46:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 586 transitions. [2018-12-08 23:46:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 23:46:04,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 333 states and 587 transitions. [2018-12-08 23:46:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 587 transitions. [2018-12-08 23:46:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 23:46:04,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 23:46:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 334 states and 587 transitions. [2018-12-08 23:46:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 587 transitions. [2018-12-08 23:46:04,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 23:46:04,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,219 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 23:46:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 337 states and 592 transitions. [2018-12-08 23:46:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 592 transitions. [2018-12-08 23:46:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 23:46:04,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 23:46:04,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 338 states and 592 transitions. [2018-12-08 23:46:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 592 transitions. [2018-12-08 23:46:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 23:46:04,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 23:46:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 341 states and 595 transitions. [2018-12-08 23:46:04,365 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 595 transitions. [2018-12-08 23:46:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 23:46:04,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 23:46:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 343 states and 597 transitions. [2018-12-08 23:46:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 597 transitions. [2018-12-08 23:46:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 23:46:04,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 23:46:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 347 states and 602 transitions. [2018-12-08 23:46:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 602 transitions. [2018-12-08 23:46:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 23:46:04,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 23:46:04,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 349 states and 604 transitions. [2018-12-08 23:46:04,548 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 604 transitions. [2018-12-08 23:46:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 23:46:04,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 14 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 23:46:04,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 352 states and 612 transitions. [2018-12-08 23:46:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 612 transitions. [2018-12-08 23:46:04,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 23:46:04,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 23:46:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 353 states and 612 transitions. [2018-12-08 23:46:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 612 transitions. [2018-12-08 23:46:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 23:46:04,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 23:46:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 358 states and 620 transitions. [2018-12-08 23:46:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 620 transitions. [2018-12-08 23:46:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 23:46:05,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 23:46:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 360 states and 622 transitions. [2018-12-08 23:46:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 622 transitions. [2018-12-08 23:46:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 23:46:05,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 23:46:05,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 363 states and 627 transitions. [2018-12-08 23:46:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 627 transitions. [2018-12-08 23:46:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 23:46:05,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 23:46:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 364 states and 628 transitions. [2018-12-08 23:46:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 628 transitions. [2018-12-08 23:46:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 23:46:05,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,617 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:46:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 365 states and 628 transitions. [2018-12-08 23:46:05,655 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 628 transitions. [2018-12-08 23:46:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 23:46:05,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-08 23:46:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 368 states and 635 transitions. [2018-12-08 23:46:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 635 transitions. [2018-12-08 23:46:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 23:46:05,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:46:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 371 states and 639 transitions. [2018-12-08 23:46:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 639 transitions. [2018-12-08 23:46:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 23:46:05,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 23:46:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:06,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 372 states and 639 transitions. [2018-12-08 23:46:06,013 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 639 transitions. [2018-12-08 23:46:06,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 23:46:06,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:46:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 374 states and 641 transitions. [2018-12-08 23:46:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 641 transitions. [2018-12-08 23:46:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 23:46:06,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:46:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 164 states and 252 transitions. [2018-12-08 23:46:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2018-12-08 23:46:06,141 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 23:46:06,141 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 103 iterations. [2018-12-08 23:46:06,146 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 23:46:06,417 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,419 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,419 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,419 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,419 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,420 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,423 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:46:06,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:46:06 ImpRootNode [2018-12-08 23:46:06,424 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 23:46:06,424 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:46:06,424 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:46:06,424 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:46:06,424 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:51" (3/4) ... [2018-12-08 23:46:06,427 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 23:46:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-08 23:46:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2018-12-08 23:46:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-12-08 23:46:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-08 23:46:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-08 23:46:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2018-12-08 23:46:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2018-12-08 23:46:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-12-08 23:46:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2018-12-08 23:46:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2018-12-08 23:46:06,436 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2018-12-08 23:46:06,437 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2018-12-08 23:46:06,437 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 23:46:06,437 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 23:46:06,438 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 23:46:06,497 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09b668e1-948e-4c0b-b556-b3a06759ceec/bin-2019/ukojak/witness.graphml [2018-12-08 23:46:06,497 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:46:06,497 INFO L168 Benchmark]: Toolchain (without parser) took 16065.46 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 612.9 MB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -512.4 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,498 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:46:06,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -122.1 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,499 INFO L168 Benchmark]: Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,499 INFO L168 Benchmark]: RCFGBuilder took 760.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 937.3 MB in the end (delta: 124.7 MB). Peak memory consumption was 124.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,499 INFO L168 Benchmark]: CodeCheck took 14626.72 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 503.8 MB). Free memory was 937.3 MB in the beginning and 1.5 GB in the end (delta: -557.1 MB). Peak memory consumption was 536.6 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,499 INFO L168 Benchmark]: Witness Printer took 72.89 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:46:06,500 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 11 procedures, 132 locations, 1 error locations. SAFE Result, 14.3s OverallTime, 103 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -146732032 SDtfs, -1876516808 SDslu, -212096076 SDs, 0 SdLazy, -744517920 SolverSat, -2105464064 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59758 GetRequests, 59130 SyntacticMatches, 312 SemanticMatches, 316 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63726 ImplicationChecksByTransitivity, 10.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 6521 NumberOfCodeBlocks, 6521 NumberOfCodeBlocksAsserted, 102 NumberOfCheckSat, 6419 ConstructedInterpolants, 0 QuantifiedInterpolants, 781216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 102 InterpolantComputations, 94 PerfectInterpolantSequences, 4371/4443 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 2552]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2908]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2635]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2961]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2923]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2953]: Loop Invariant Derived loop invariant: !(0 == ldv_state_variable_0) || ((!(0 == ldv_spin) && !(ldv_state_variable_1 == 2)) && !(0 == ldv_state_variable_1)) - InvariantResult [Line: 2555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2909]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2961]: Loop Invariant Derived loop invariant: !(0 == ldv_state_variable_0) || ((!(0 == ldv_spin) && !(ldv_state_variable_1 == 2)) && !(0 == ldv_state_variable_1)) - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2727]: Loop Invariant Derived loop invariant: 1 * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 531.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -122.1 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 760.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 937.3 MB in the end (delta: 124.7 MB). Peak memory consumption was 124.7 MB. Max. memory is 11.5 GB. * CodeCheck took 14626.72 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 503.8 MB). Free memory was 937.3 MB in the beginning and 1.5 GB in the end (delta: -557.1 MB). Peak memory consumption was 536.6 MB. Max. memory is 11.5 GB. * Witness Printer took 72.89 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...