./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.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_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/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 1b820e903ee49361d1c8f98e6065756c3254b285 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:56:01,423 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:56:01,424 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:56:01,430 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:56:01,430 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:56:01,431 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:56:01,431 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:56:01,432 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:56:01,433 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:56:01,433 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:56:01,434 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:56:01,434 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:56:01,434 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:56:01,435 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:56:01,435 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:56:01,436 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:56:01,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:56:01,437 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:56:01,438 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:56:01,438 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:56:01,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:56:01,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:56:01,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:56:01,441 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:56:01,441 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:56:01,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:56:01,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:56:01,442 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:56:01,443 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:56:01,443 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:56:01,443 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:56:01,444 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:56:01,444 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:56:01,444 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:56:01,444 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:56:01,445 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:56:01,445 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-09 18:56:01,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:56:01,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:56:01,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:56:01,452 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:56:01,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:56:01,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:56:01,453 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:56:01,453 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:56:01,453 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:56:01,453 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:56:01,453 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:56:01,454 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:56:01,454 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:56:01,454 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:56:01,454 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:56:01,455 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:56:01,455 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:56:01,455 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:56:01,455 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:56:01,455 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 18:56:01,455 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_91062e84-46e2-4c7b-bc10-39ece6bd6835/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 -> 1b820e903ee49361d1c8f98e6065756c3254b285 [2018-12-09 18:56:01,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:56:01,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:56:01,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:56:01,483 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:56:01,483 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:56:01,483 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point_true-unreach-call.cil.out.i [2018-12-09 18:56:01,521 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/data/7a7de0ef1/646ac83e184d431e97859192746689d0/FLAG7dd5e4df8 [2018-12-09 18:56:01,973 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:56:01,973 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point_true-unreach-call.cil.out.i [2018-12-09 18:56:01,990 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/data/7a7de0ef1/646ac83e184d431e97859192746689d0/FLAG7dd5e4df8 [2018-12-09 18:56:02,266 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/data/7a7de0ef1/646ac83e184d431e97859192746689d0 [2018-12-09 18:56:02,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:56:02,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:56:02,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:56:02,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:56:02,283 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:56:02,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:56:02" (1/1) ... [2018-12-09 18:56:02,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7819de4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:02, skipping insertion in model container [2018-12-09 18:56:02,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:56:02" (1/1) ... [2018-12-09 18:56:02,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:56:02,401 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:56:03,243 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:56:03,260 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:56:03,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:56:03,442 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:56:03,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03 WrapperNode [2018-12-09 18:56:03,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:56:03,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:56:03,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:56:03,443 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:56:03,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:56:03,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:56:03,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:56:03,504 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:56:03,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... [2018-12-09 18:56:03,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:56:03,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:56:03,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:56:03,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:56:03,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:56:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/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 [2018-12-09 18:56:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-12-09 18:56:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-09 18:56:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-09 18:56:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2018-12-09 18:56:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 18:56:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-12-09 18:56:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2018-12-09 18:56:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2018-12-09 18:56:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2018-12-09 18:56:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2018-12-09 18:56:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2018-12-09 18:56:03,599 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2018-12-09 18:56:03,599 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2018-12-09 18:56:03,600 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-12-09 18:56:03,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2018-12-09 18:56:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-12-09 18:56:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2018-12-09 18:56:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2018-12-09 18:56:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2018-12-09 18:56:03,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2018-12-09 18:56:03,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-12-09 18:56:03,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2018-12-09 18:56:03,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2018-12-09 18:56:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-12-09 18:56:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-12-09 18:56:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2018-12-09 18:56:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-12-09 18:56:03,603 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 18:56:03,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 18:56:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 18:56:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:56:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:56:03,604 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2018-12-09 18:56:03,604 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2018-12-09 18:56:05,320 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:56:05,320 INFO L280 CfgBuilder]: Removed 143 assue(true) statements. [2018-12-09 18:56:05,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:56:05 BoogieIcfgContainer [2018-12-09 18:56:05,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:56:05,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:56:05,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:56:05,330 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:56:05,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:56:05" (1/1) ... [2018-12-09 18:56:05,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:56:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 414 states and 579 transitions. [2018-12-09 18:56:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 579 transitions. [2018-12-09 18:56:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 18:56:05,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 419 states and 623 transitions. [2018-12-09 18:56:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 623 transitions. [2018-12-09 18:56:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:56:05,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:05,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:05,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 429 states and 679 transitions. [2018-12-09 18:56:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 679 transitions. [2018-12-09 18:56:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:56:05,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:56:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 430 states and 680 transitions. [2018-12-09 18:56:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 680 transitions. [2018-12-09 18:56:05,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:56:05,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 18:56:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 432 states and 683 transitions. [2018-12-09 18:56:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 683 transitions. [2018-12-09 18:56:05,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:56:05,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:05,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:56:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 433 states and 684 transitions. [2018-12-09 18:56:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 684 transitions. [2018-12-09 18:56:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:56:05,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 436 states and 721 transitions. [2018-12-09 18:56:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 721 transitions. [2018-12-09 18:56:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 18:56:06,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 435 states and 716 transitions. [2018-12-09 18:56:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 716 transitions. [2018-12-09 18:56:06,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 18:56:06,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 18:56:06,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 437 states and 719 transitions. [2018-12-09 18:56:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 719 transitions. [2018-12-09 18:56:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 18:56:06,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 439 states and 721 transitions. [2018-12-09 18:56:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 721 transitions. [2018-12-09 18:56:06,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 18:56:06,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,358 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 444 states and 753 transitions. [2018-12-09 18:56:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 753 transitions. [2018-12-09 18:56:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 18:56:06,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:56:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 445 states and 753 transitions. [2018-12-09 18:56:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 753 transitions. [2018-12-09 18:56:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 18:56:06,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 444 states and 747 transitions. [2018-12-09 18:56:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 747 transitions. [2018-12-09 18:56:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 18:56:06,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:56:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 444 states and 742 transitions. [2018-12-09 18:56:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 742 transitions. [2018-12-09 18:56:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 18:56:06,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,811 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:56:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 447 states and 746 transitions. [2018-12-09 18:56:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 746 transitions. [2018-12-09 18:56:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 18:56:06,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:56:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 450 states and 750 transitions. [2018-12-09 18:56:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 750 transitions. [2018-12-09 18:56:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 18:56:06,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:56:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 451 states and 750 transitions. [2018-12-09 18:56:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 750 transitions. [2018-12-09 18:56:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 18:56:06,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 18:56:07,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 460 states and 796 transitions. [2018-12-09 18:56:07,114 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 796 transitions. [2018-12-09 18:56:07,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 18:56:07,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,139 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 18:56:07,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 463 states and 799 transitions. [2018-12-09 18:56:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 799 transitions. [2018-12-09 18:56:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 18:56:07,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 466 states and 833 transitions. [2018-12-09 18:56:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 833 transitions. [2018-12-09 18:56:07,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 18:56:07,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:07,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 468 states and 837 transitions. [2018-12-09 18:56:07,472 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 837 transitions. [2018-12-09 18:56:07,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 18:56:07,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:56:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 470 states and 840 transitions. [2018-12-09 18:56:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 840 transitions. [2018-12-09 18:56:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 18:56:07,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 471 states and 840 transitions. [2018-12-09 18:56:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 840 transitions. [2018-12-09 18:56:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:56:07,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:07,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 474 states and 846 transitions. [2018-12-09 18:56:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 846 transitions. [2018-12-09 18:56:07,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:56:07,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 478 states and 886 transitions. [2018-12-09 18:56:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 886 transitions. [2018-12-09 18:56:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:56:08,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,079 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 480 states and 889 transitions. [2018-12-09 18:56:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 889 transitions. [2018-12-09 18:56:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:56:08,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 481 states and 890 transitions. [2018-12-09 18:56:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 890 transitions. [2018-12-09 18:56:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 18:56:08,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,179 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 484 states and 896 transitions. [2018-12-09 18:56:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 896 transitions. [2018-12-09 18:56:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 18:56:08,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 18:56:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 495 states and 938 transitions. [2018-12-09 18:56:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 938 transitions. [2018-12-09 18:56:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 18:56:08,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 18:56:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 495 states and 935 transitions. [2018-12-09 18:56:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 935 transitions. [2018-12-09 18:56:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 18:56:08,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 498 states and 940 transitions. [2018-12-09 18:56:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 940 transitions. [2018-12-09 18:56:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 18:56:08,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:08,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 497 states and 930 transitions. [2018-12-09 18:56:08,936 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 930 transitions. [2018-12-09 18:56:08,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:56:08,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 499 states and 932 transitions. [2018-12-09 18:56:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 932 transitions. [2018-12-09 18:56:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:56:08,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 18:56:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 499 states and 929 transitions. [2018-12-09 18:56:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 929 transitions. [2018-12-09 18:56:09,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:56:09,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 18:56:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 499 states and 926 transitions. [2018-12-09 18:56:09,090 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 926 transitions. [2018-12-09 18:56:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:56:09,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,120 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 18:56:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 500 states and 926 transitions. [2018-12-09 18:56:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 926 transitions. [2018-12-09 18:56:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 18:56:09,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,217 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:56:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 505 states and 959 transitions. [2018-12-09 18:56:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 959 transitions. [2018-12-09 18:56:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 18:56:09,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,637 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 508 states and 965 transitions. [2018-12-09 18:56:09,772 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 965 transitions. [2018-12-09 18:56:09,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 18:56:09,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,798 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 510 states and 988 transitions. [2018-12-09 18:56:09,907 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 988 transitions. [2018-12-09 18:56:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 18:56:09,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:56:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:09,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 513 states and 993 transitions. [2018-12-09 18:56:09,946 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 993 transitions. [2018-12-09 18:56:09,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 18:56:09,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 515 states and 995 transitions. [2018-12-09 18:56:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 995 transitions. [2018-12-09 18:56:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 18:56:10,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,043 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 518 states and 1001 transitions. [2018-12-09 18:56:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1001 transitions. [2018-12-09 18:56:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 18:56:10,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 520 states and 1004 transitions. [2018-12-09 18:56:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1004 transitions. [2018-12-09 18:56:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 18:56:10,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,121 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 521 states and 1006 transitions. [2018-12-09 18:56:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1006 transitions. [2018-12-09 18:56:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 18:56:10,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,178 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:10,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 524 states and 1028 transitions. [2018-12-09 18:56:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1028 transitions. [2018-12-09 18:56:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 18:56:10,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,387 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 529 states and 1058 transitions. [2018-12-09 18:56:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1058 transitions. [2018-12-09 18:56:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 18:56:10,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:56:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 531 states and 1060 transitions. [2018-12-09 18:56:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1060 transitions. [2018-12-09 18:56:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 18:56:10,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 18:56:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 534 states and 1063 transitions. [2018-12-09 18:56:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1063 transitions. [2018-12-09 18:56:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 18:56:11,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:11,133 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 538 states and 1096 transitions. [2018-12-09 18:56:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1096 transitions. [2018-12-09 18:56:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 18:56:12,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 541 states and 1103 transitions. [2018-12-09 18:56:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1103 transitions. [2018-12-09 18:56:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 18:56:12,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:56:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 542 states and 1103 transitions. [2018-12-09 18:56:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1103 transitions. [2018-12-09 18:56:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 18:56:12,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 542 states and 1102 transitions. [2018-12-09 18:56:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1102 transitions. [2018-12-09 18:56:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 18:56:12,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,200 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 18:56:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 545 states and 1109 transitions. [2018-12-09 18:56:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1109 transitions. [2018-12-09 18:56:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 18:56:12,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 18:56:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 547 states and 1111 transitions. [2018-12-09 18:56:12,345 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1111 transitions. [2018-12-09 18:56:12,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 18:56:12,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 18:56:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 550 states and 1134 transitions. [2018-12-09 18:56:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1134 transitions. [2018-12-09 18:56:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 18:56:12,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 18:56:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 553 states and 1139 transitions. [2018-12-09 18:56:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1139 transitions. [2018-12-09 18:56:12,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:56:12,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 556 states and 1143 transitions. [2018-12-09 18:56:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1143 transitions. [2018-12-09 18:56:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 18:56:12,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 18:56:12,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 558 states and 1145 transitions. [2018-12-09 18:56:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1145 transitions. [2018-12-09 18:56:12,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 18:56:12,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:56:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 559 states and 1145 transitions. [2018-12-09 18:56:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1145 transitions. [2018-12-09 18:56:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:12,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 562 states and 1151 transitions. [2018-12-09 18:56:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1151 transitions. [2018-12-09 18:56:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:13,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 564 states and 1170 transitions. [2018-12-09 18:56:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1170 transitions. [2018-12-09 18:56:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 18:56:13,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:13,303 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 567 states and 1192 transitions. [2018-12-09 18:56:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1192 transitions. [2018-12-09 18:56:13,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 18:56:13,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:13,621 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:13,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 571 states and 1215 transitions. [2018-12-09 18:56:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1215 transitions. [2018-12-09 18:56:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 18:56:13,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:13,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:13,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 573 states and 1217 transitions. [2018-12-09 18:56:13,969 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1217 transitions. [2018-12-09 18:56:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 18:56:13,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 576 states and 1220 transitions. [2018-12-09 18:56:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1220 transitions. [2018-12-09 18:56:14,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:14,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 578 states and 1222 transitions. [2018-12-09 18:56:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1222 transitions. [2018-12-09 18:56:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:14,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 583 states and 1250 transitions. [2018-12-09 18:56:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1250 transitions. [2018-12-09 18:56:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:14,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,826 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:56:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 591 states and 1262 transitions. [2018-12-09 18:56:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1262 transitions. [2018-12-09 18:56:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:56:14,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 591 states and 1261 transitions. [2018-12-09 18:56:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1261 transitions. [2018-12-09 18:56:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:56:14,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,942 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 18:56:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 592 states and 1261 transitions. [2018-12-09 18:56:14,953 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1261 transitions. [2018-12-09 18:56:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 18:56:14,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 594 states and 1262 transitions. [2018-12-09 18:56:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1262 transitions. [2018-12-09 18:56:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:56:15,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:56:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 597 states and 1267 transitions. [2018-12-09 18:56:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1267 transitions. [2018-12-09 18:56:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:15,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 18:56:15,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 597 states and 1266 transitions. [2018-12-09 18:56:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1266 transitions. [2018-12-09 18:56:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:15,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,365 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 18:56:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 600 states and 1268 transitions. [2018-12-09 18:56:15,377 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1268 transitions. [2018-12-09 18:56:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:15,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:15,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 603 states and 1275 transitions. [2018-12-09 18:56:15,540 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1275 transitions. [2018-12-09 18:56:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:15,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 605 states and 1277 transitions. [2018-12-09 18:56:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1277 transitions. [2018-12-09 18:56:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:56:15,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,625 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 606 states and 1279 transitions. [2018-12-09 18:56:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1279 transitions. [2018-12-09 18:56:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 18:56:15,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 614 states and 1317 transitions. [2018-12-09 18:56:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1317 transitions. [2018-12-09 18:56:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:16,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:56:16,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 615 states and 1318 transitions. [2018-12-09 18:56:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1318 transitions. [2018-12-09 18:56:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:16,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 18:56:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 618 states and 1324 transitions. [2018-12-09 18:56:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1324 transitions. [2018-12-09 18:56:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:56:17,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,315 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 620 states and 1327 transitions. [2018-12-09 18:56:17,333 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1327 transitions. [2018-12-09 18:56:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 18:56:17,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 46 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 18:56:17,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 621 states and 1327 transitions. [2018-12-09 18:56:17,370 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1327 transitions. [2018-12-09 18:56:17,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 18:56:17,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:56:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 624 states and 1331 transitions. [2018-12-09 18:56:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1331 transitions. [2018-12-09 18:56:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 18:56:17,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:56:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 625 states and 1331 transitions. [2018-12-09 18:56:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1331 transitions. [2018-12-09 18:56:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:56:17,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:17,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:17,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 628 states and 1335 transitions. [2018-12-09 18:56:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1335 transitions. [2018-12-09 18:56:17,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:56:17,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 18:56:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 631 states and 1355 transitions. [2018-12-09 18:56:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1355 transitions. [2018-12-09 18:56:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 18:56:18,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 632 states and 1355 transitions. [2018-12-09 18:56:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1355 transitions. [2018-12-09 18:56:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 18:56:18,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 634 states and 1356 transitions. [2018-12-09 18:56:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1356 transitions. [2018-12-09 18:56:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 18:56:18,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:18,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 637 states and 1360 transitions. [2018-12-09 18:56:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1360 transitions. [2018-12-09 18:56:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:56:18,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 654 states and 1424 transitions. [2018-12-09 18:56:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1424 transitions. [2018-12-09 18:56:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:56:21,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 657 states and 1430 transitions. [2018-12-09 18:56:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1430 transitions. [2018-12-09 18:56:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:56:21,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:21,571 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:21,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 659 states and 1453 transitions. [2018-12-09 18:56:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1453 transitions. [2018-12-09 18:56:21,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:56:21,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 661 states and 1456 transitions. [2018-12-09 18:56:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1456 transitions. [2018-12-09 18:56:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:56:22,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:22,760 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:56:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 669 states and 1468 transitions. [2018-12-09 18:56:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1468 transitions. [2018-12-09 18:56:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:22,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 18:56:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 671 states and 1470 transitions. [2018-12-09 18:56:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1470 transitions. [2018-12-09 18:56:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:22,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:22,940 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 672 states and 1473 transitions. [2018-12-09 18:56:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1473 transitions. [2018-12-09 18:56:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:23,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 675 states and 1495 transitions. [2018-12-09 18:56:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1495 transitions. [2018-12-09 18:56:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:56:23,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:24,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 678 states and 1499 transitions. [2018-12-09 18:56:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1499 transitions. [2018-12-09 18:56:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:56:24,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 680 states and 1500 transitions. [2018-12-09 18:56:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1500 transitions. [2018-12-09 18:56:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:24,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 18:56:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 682 states and 1502 transitions. [2018-12-09 18:56:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1502 transitions. [2018-12-09 18:56:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:24,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 683 states and 1502 transitions. [2018-12-09 18:56:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1502 transitions. [2018-12-09 18:56:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:24,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 18:56:24,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 684 states and 1502 transitions. [2018-12-09 18:56:24,734 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1502 transitions. [2018-12-09 18:56:24,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:24,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 684 states and 1500 transitions. [2018-12-09 18:56:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1500 transitions. [2018-12-09 18:56:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:24,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 684 states and 1499 transitions. [2018-12-09 18:56:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1499 transitions. [2018-12-09 18:56:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:24,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 13 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:56:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 685 states and 1500 transitions. [2018-12-09 18:56:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1500 transitions. [2018-12-09 18:56:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:56:25,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,334 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 13 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:56:25,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 686 states and 1501 transitions. [2018-12-09 18:56:25,491 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1501 transitions. [2018-12-09 18:56:25,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:25,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,515 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:56:25,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 689 states and 1505 transitions. [2018-12-09 18:56:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1505 transitions. [2018-12-09 18:56:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:25,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 692 states and 1509 transitions. [2018-12-09 18:56:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1509 transitions. [2018-12-09 18:56:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:56:25,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:56:25,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 703 states and 1525 transitions. [2018-12-09 18:56:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1525 transitions. [2018-12-09 18:56:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 18:56:25,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:56:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 706 states and 1529 transitions. [2018-12-09 18:56:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1529 transitions. [2018-12-09 18:56:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 18:56:25,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:56:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 709 states and 1533 transitions. [2018-12-09 18:56:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1533 transitions. [2018-12-09 18:56:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 18:56:26,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 714 states and 1560 transitions. [2018-12-09 18:56:26,647 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1560 transitions. [2018-12-09 18:56:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:26,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 31 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 717 states and 1564 transitions. [2018-12-09 18:56:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1564 transitions. [2018-12-09 18:56:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:26,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 39 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 720 states and 1585 transitions. [2018-12-09 18:56:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1585 transitions. [2018-12-09 18:56:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:27,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,135 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:56:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 721 states and 1585 transitions. [2018-12-09 18:56:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1585 transitions. [2018-12-09 18:56:27,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:27,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,212 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 39 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:27,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 723 states and 1587 transitions. [2018-12-09 18:56:27,226 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1587 transitions. [2018-12-09 18:56:27,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:27,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 724 states and 1587 transitions. [2018-12-09 18:56:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1587 transitions. [2018-12-09 18:56:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 18:56:27,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 725 states and 1587 transitions. [2018-12-09 18:56:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1587 transitions. [2018-12-09 18:56:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 18:56:27,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 18:56:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 728 states and 1591 transitions. [2018-12-09 18:56:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1591 transitions. [2018-12-09 18:56:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 18:56:27,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 18:56:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 732 states and 1596 transitions. [2018-12-09 18:56:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1596 transitions. [2018-12-09 18:56:27,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 18:56:27,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:56:27,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 732 states and 1593 transitions. [2018-12-09 18:56:27,596 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1593 transitions. [2018-12-09 18:56:27,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 18:56:27,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 741 states and 1606 transitions. [2018-12-09 18:56:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1606 transitions. [2018-12-09 18:56:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 18:56:27,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 18:56:27,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 749 states and 1618 transitions. [2018-12-09 18:56:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1618 transitions. [2018-12-09 18:56:27,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-09 18:56:27,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:27,993 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 18:56:28,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 752 states and 1622 transitions. [2018-12-09 18:56:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1622 transitions. [2018-12-09 18:56:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-09 18:56:28,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 18:56:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 753 states and 1623 transitions. [2018-12-09 18:56:28,297 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1623 transitions. [2018-12-09 18:56:28,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 18:56:28,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,330 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 18:56:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 755 states and 1625 transitions. [2018-12-09 18:56:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1625 transitions. [2018-12-09 18:56:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 18:56:28,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 18:56:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 758 states and 1630 transitions. [2018-12-09 18:56:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1630 transitions. [2018-12-09 18:56:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 18:56:28,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 760 states and 1633 transitions. [2018-12-09 18:56:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1633 transitions. [2018-12-09 18:56:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 18:56:28,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 18:56:28,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 761 states and 1633 transitions. [2018-12-09 18:56:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1633 transitions. [2018-12-09 18:56:28,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 18:56:28,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:56:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 765 states and 1638 transitions. [2018-12-09 18:56:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1638 transitions. [2018-12-09 18:56:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 18:56:28,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 18:56:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 766 states and 1639 transitions. [2018-12-09 18:56:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1639 transitions. [2018-12-09 18:56:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 18:56:29,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,172 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 18:56:29,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 767 states and 1640 transitions. [2018-12-09 18:56:29,183 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1640 transitions. [2018-12-09 18:56:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 18:56:29,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 18:56:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 770 states and 1644 transitions. [2018-12-09 18:56:29,232 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1644 transitions. [2018-12-09 18:56:29,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 18:56:29,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 18:56:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 778 states and 1656 transitions. [2018-12-09 18:56:29,296 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1656 transitions. [2018-12-09 18:56:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 18:56:29,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 18:56:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 778 states and 1655 transitions. [2018-12-09 18:56:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1655 transitions. [2018-12-09 18:56:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 18:56:29,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:56:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 782 states and 1660 transitions. [2018-12-09 18:56:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1660 transitions. [2018-12-09 18:56:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 18:56:29,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,434 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 18:56:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 791 states and 1673 transitions. [2018-12-09 18:56:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1673 transitions. [2018-12-09 18:56:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 18:56:29,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:56:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 795 states and 1678 transitions. [2018-12-09 18:56:29,596 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1678 transitions. [2018-12-09 18:56:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 18:56:29,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 18:56:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 797 states and 1683 transitions. [2018-12-09 18:56:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1683 transitions. [2018-12-09 18:56:30,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 18:56:30,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 18:56:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 800 states and 1687 transitions. [2018-12-09 18:56:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1687 transitions. [2018-12-09 18:56:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 18:56:30,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 18:56:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 809 states and 1700 transitions. [2018-12-09 18:56:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1700 transitions. [2018-12-09 18:56:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 18:56:30,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 18:56:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 811 states and 1703 transitions. [2018-12-09 18:56:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1703 transitions. [2018-12-09 18:56:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 18:56:30,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 18:56:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 814 states and 1709 transitions. [2018-12-09 18:56:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1709 transitions. [2018-12-09 18:56:30,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 18:56:30,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:56:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:56:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 18:56:30,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:56:30,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 325 states and 522 transitions. [2018-12-09 18:56:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 522 transitions. [2018-12-09 18:56:30,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:56:30,872 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 144 iterations. [2018-12-09 18:56:30,878 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:56:31,490 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,493 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,493 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,493 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-09 18:56:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,495 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,496 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,497 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,498 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:56:31,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:56:31 ImpRootNode [2018-12-09 18:56:31,499 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:56:31,499 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:56:31,499 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:56:31,499 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:56:31,499 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:56:05" (3/4) ... [2018-12-09 18:56:31,502 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:56:31,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_get_stats [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_set_rx_mode [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_free_attrs [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_running [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_attrs [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_remove [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_change_mtu [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-12-09 18:56:31,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_poll_controller [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_enable [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_ioctl [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __readl [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_save_flags [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_netdev [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-09 18:56:31,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_disable [2018-12-09 18:56:31,518 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2018-12-09 18:56:31,519 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2018-12-09 18:56:31,520 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-09 18:56:31,521 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 18:56:31,610 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_91062e84-46e2-4c7b-bc10-39ece6bd6835/bin-2019/ukojak/witness.graphml [2018-12-09 18:56:31,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:56:31,611 INFO L168 Benchmark]: Toolchain (without parser) took 29338.38 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 856.7 MB). Free memory was 945.2 MB in the beginning and 1.3 GB in the end (delta: -373.7 MB). Peak memory consumption was 483.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1166.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 945.2 MB in the beginning and 987.3 MB in the end (delta: -42.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.24 ms. Allocated memory is still 1.2 GB. Free memory was 987.3 MB in the beginning and 981.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: Boogie Preprocessor took 58.51 ms. Allocated memory is still 1.2 GB. Free memory was 981.9 MB in the beginning and 965.7 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: RCFGBuilder took 1758.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 139.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,612 INFO L168 Benchmark]: CodeCheck took 26177.70 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 670.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -245.7 MB). Peak memory consumption was 424.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,613 INFO L168 Benchmark]: Witness Printer took 111.19 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-12-09 18:56:31,614 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 39 procedures, 542 locations, 1 error locations. SAFE Result, 25.5s OverallTime, 144 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1824461192 SDtfs, -1622819128 SDslu, -1119125684 SDs, 0 SdLazy, 562118844 SolverSat, -2045883992 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 104.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115567 GetRequests, 114742 SyntacticMatches, 457 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93509 ImplicationChecksByTransitivity, 18.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 9051 NumberOfCodeBlocks, 9051 NumberOfCodeBlocksAsserted, 143 NumberOfCheckSat, 8908 ConstructedInterpolants, 0 QuantifiedInterpolants, 1072721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 143 InterpolantComputations, 114 PerfectInterpolantSequences, 6239/6459 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: 5830]: 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: 5419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: (!(ldv_state_variable_0 == 0) || !(ldv_state_variable_2 == 0)) || !(0 == last_index) - InvariantResult [Line: 5631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5963]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6994]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: (!(ldv_state_variable_0 == 0) || !(ldv_state_variable_2 == 0)) || !(0 == last_index) - InvariantResult [Line: 5602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6444]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7322]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6043]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7008]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 == last_index - InvariantResult [Line: 6090]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6416]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7285]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6543]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 1166.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 945.2 MB in the beginning and 987.3 MB in the end (delta: -42.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.24 ms. Allocated memory is still 1.2 GB. Free memory was 987.3 MB in the beginning and 981.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.51 ms. Allocated memory is still 1.2 GB. Free memory was 981.9 MB in the beginning and 965.7 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1758.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 139.5 MB. Max. memory is 11.5 GB. * CodeCheck took 26177.70 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 670.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -245.7 MB). Peak memory consumption was 424.8 MB. Max. memory is 11.5 GB. * Witness Printer took 111.19 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...