./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/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 031ce6ba06fa24b21b9d17788bfe96e655642594 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:04:32,743 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:04:32,744 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:04:32,751 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:04:32,751 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:04:32,752 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:04:32,752 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:04:32,754 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:04:32,755 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:04:32,755 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:04:32,756 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:04:32,756 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:04:32,757 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:04:32,757 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:04:32,758 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:04:32,759 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:04:32,759 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:04:32,760 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:04:32,762 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:04:32,763 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:04:32,764 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:04:32,765 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:04:32,766 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:04:32,766 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:04:32,767 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:04:32,767 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:04:32,768 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:04:32,768 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:04:32,769 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:04:32,770 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:04:32,770 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:04:32,770 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:04:32,771 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:04:32,771 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:04:32,771 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:04:32,772 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:04:32,772 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-10 07:04:32,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:04:32,782 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:04:32,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:04:32,783 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:04:32,783 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:04:32,783 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:04:32,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:04:32,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:04:32,785 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:04:32,785 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:04:32,785 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:04:32,785 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:04:32,785 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:04:32,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:04:32,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:04:32,785 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:04:32,786 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:04:32,786 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:04:32,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:04:32,786 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:04:32,786 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_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/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 -> 031ce6ba06fa24b21b9d17788bfe96e655642594 [2018-11-10 07:04:32,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:04:32,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:04:32,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:04:32,823 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:04:32,823 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:04:32,823 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 07:04:32,863 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/data/5c193ca1a/9cf0ff69b33f4c87b451041177e12519/FLAG96cb826ce [2018-11-10 07:04:33,322 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:04:33,323 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--appletalk--ipddp.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 07:04:33,347 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/data/5c193ca1a/9cf0ff69b33f4c87b451041177e12519/FLAG96cb826ce [2018-11-10 07:04:33,358 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/data/5c193ca1a/9cf0ff69b33f4c87b451041177e12519 [2018-11-10 07:04:33,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:04:33,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:04:33,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:04:33,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:04:33,365 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:04:33,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:04:33" (1/1) ... [2018-11-10 07:04:33,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4866255b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:33, skipping insertion in model container [2018-11-10 07:04:33,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:04:33" (1/1) ... [2018-11-10 07:04:33,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:04:33,429 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:04:34,673 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:04:34,802 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:04:35,060 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:04:35,103 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:04:35,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35 WrapperNode [2018-11-10 07:04:35,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:04:35,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:04:35,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:04:35,104 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:04:35,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:04:35,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:04:35,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:04:35,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:04:35,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... [2018-11-10 07:04:35,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:04:35,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:04:35,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:04:35,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:04:35,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:04:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/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 [2018-11-10 07:04:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 07:04:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:04:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-10 07:04:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-10 07:04:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:04:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-10 07:04:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-10 07:04:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-11-10 07:04:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-10 07:04:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-10 07:04:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-10 07:04:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-10 07:04:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-10 07:04:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:04:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-10 07:04:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-10 07:04:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-10 07:04:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-10 07:04:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-10 07:04:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-10 07:04:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-10 07:04:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-10 07:04:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-10 07:04:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-10 07:04:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-10 07:04:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-10 07:04:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-10 07:04:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure ipddp_ioctl [2018-11-10 07:04:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ipddp_ioctl [2018-11-10 07:04:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-10 07:04:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-10 07:04:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure __ipddp_find_route [2018-11-10 07:04:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipddp_find_route [2018-11-10 07:04:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:04:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2018-11-10 07:04:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2018-11-10 07:04:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-10 07:04:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-10 07:04:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-10 07:04:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-10 07:04:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:04:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:04:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-10 07:04:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-10 07:05:40,695 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:05:40,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:40 BoogieIcfgContainer [2018-11-10 07:05:40,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:05:40,695 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:05:40,696 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:05:40,702 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:05:40,702 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:40" (1/1) ... [2018-11-10 07:05:40,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:40,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2018-11-10 07:05:40,742 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2018-11-10 07:05:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 07:05:40,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:05:41,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:41,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 170 states and 252 transitions. [2018-11-10 07:05:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 252 transitions. [2018-11-10 07:05:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 07:05:41,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:05:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 174 states and 273 transitions. [2018-11-10 07:05:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 273 transitions. [2018-11-10 07:05:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 07:05:41,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:05:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 173 states and 269 transitions. [2018-11-10 07:05:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 269 transitions. [2018-11-10 07:05:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 07:05:41,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 07:05:41,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:41,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 177 states and 275 transitions. [2018-11-10 07:05:41,640 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2018-11-10 07:05:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 07:05:41,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 07:05:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 178 states and 275 transitions. [2018-11-10 07:05:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 275 transitions. [2018-11-10 07:05:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 07:05:41,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:05:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 185 states and 299 transitions. [2018-11-10 07:05:42,034 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 299 transitions. [2018-11-10 07:05:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 07:05:42,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:05:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 184 states and 294 transitions. [2018-11-10 07:05:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2018-11-10 07:05:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 07:05:42,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 07:05:42,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 185 states and 294 transitions. [2018-11-10 07:05:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 294 transitions. [2018-11-10 07:05:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 07:05:42,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 07:05:42,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 186 states and 295 transitions. [2018-11-10 07:05:42,283 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 295 transitions. [2018-11-10 07:05:42,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 07:05:42,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 07:05:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 187 states and 295 transitions. [2018-11-10 07:05:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 295 transitions. [2018-11-10 07:05:42,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 07:05:42,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,413 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 07:05:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 196 states and 310 transitions. [2018-11-10 07:05:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 310 transitions. [2018-11-10 07:05:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 07:05:42,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 227 states and 395 transitions. [2018-11-10 07:05:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 395 transitions. [2018-11-10 07:05:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 07:05:50,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 07:05:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 237 states and 423 transitions. [2018-11-10 07:05:50,784 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 423 transitions. [2018-11-10 07:05:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 07:05:50,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 07:05:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 238 states and 423 transitions. [2018-11-10 07:05:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 423 transitions. [2018-11-10 07:05:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:05:50,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:50,950 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 07:05:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 238 states and 420 transitions. [2018-11-10 07:05:50,967 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 420 transitions. [2018-11-10 07:05:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 07:05:50,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:05:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 240 states and 424 transitions. [2018-11-10 07:05:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 424 transitions. [2018-11-10 07:05:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:05:51,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 242 states and 426 transitions. [2018-11-10 07:05:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 426 transitions. [2018-11-10 07:05:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 07:05:51,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-10 07:05:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 244 states and 428 transitions. [2018-11-10 07:05:51,462 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 428 transitions. [2018-11-10 07:05:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:05:51,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,547 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:51,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 246 states and 430 transitions. [2018-11-10 07:05:51,572 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 430 transitions. [2018-11-10 07:05:51,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:05:51,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,654 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 247 states and 433 transitions. [2018-11-10 07:05:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 433 transitions. [2018-11-10 07:05:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:05:51,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:51,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 250 states and 440 transitions. [2018-11-10 07:05:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 440 transitions. [2018-11-10 07:05:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:05:51,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 254 states and 447 transitions. [2018-11-10 07:05:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 447 transitions. [2018-11-10 07:05:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:05:52,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 255 states and 447 transitions. [2018-11-10 07:05:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 447 transitions. [2018-11-10 07:05:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:05:52,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:05:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 257 states and 449 transitions. [2018-11-10 07:05:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 449 transitions. [2018-11-10 07:05:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 07:05:52,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 07:05:52,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 256 states and 447 transitions. [2018-11-10 07:05:52,326 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 447 transitions. [2018-11-10 07:05:52,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:05:52,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 258 states and 452 transitions. [2018-11-10 07:05:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 452 transitions. [2018-11-10 07:05:52,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:05:52,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,498 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 259 states and 455 transitions. [2018-11-10 07:05:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 455 transitions. [2018-11-10 07:05:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 07:05:52,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 07:05:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 259 states and 454 transitions. [2018-11-10 07:05:52,583 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 454 transitions. [2018-11-10 07:05:52,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:05:52,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 260 states and 455 transitions. [2018-11-10 07:05:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 455 transitions. [2018-11-10 07:05:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 07:05:52,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 261 states and 458 transitions. [2018-11-10 07:05:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 458 transitions. [2018-11-10 07:05:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 07:05:52,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 07:05:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 263 states and 465 transitions. [2018-11-10 07:05:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 465 transitions. [2018-11-10 07:05:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:05:53,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:53,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 264 states and 467 transitions. [2018-11-10 07:05:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 467 transitions. [2018-11-10 07:05:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 07:05:53,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:53,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 265 states and 468 transitions. [2018-11-10 07:05:53,382 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 468 transitions. [2018-11-10 07:05:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:05:53,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 266 states and 470 transitions. [2018-11-10 07:05:53,470 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 470 transitions. [2018-11-10 07:05:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 07:05:53,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 267 states and 472 transitions. [2018-11-10 07:05:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 472 transitions. [2018-11-10 07:05:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 07:05:53,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 269 states and 474 transitions. [2018-11-10 07:05:53,680 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 474 transitions. [2018-11-10 07:05:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 07:05:53,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 275 states and 495 transitions. [2018-11-10 07:05:53,872 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 495 transitions. [2018-11-10 07:05:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 07:05:53,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 274 states and 485 transitions. [2018-11-10 07:05:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 485 transitions. [2018-11-10 07:05:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 07:05:53,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:05:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 279 states and 503 transitions. [2018-11-10 07:05:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 503 transitions. [2018-11-10 07:05:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 07:05:54,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:05:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 291 states and 525 transitions. [2018-11-10 07:05:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 525 transitions. [2018-11-10 07:05:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 07:05:54,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:05:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 296 states and 544 transitions. [2018-11-10 07:05:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 544 transitions. [2018-11-10 07:05:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 07:05:55,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:05:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 296 states and 543 transitions. [2018-11-10 07:05:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 543 transitions. [2018-11-10 07:05:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:05:55,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 303 states and 562 transitions. [2018-11-10 07:05:55,466 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 562 transitions. [2018-11-10 07:05:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:05:55,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 07:05:55,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 304 states and 563 transitions. [2018-11-10 07:05:55,628 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 563 transitions. [2018-11-10 07:05:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:05:55,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:05:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 312 states and 585 transitions. [2018-11-10 07:05:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 585 transitions. [2018-11-10 07:05:56,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:05:56,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 313 states and 586 transitions. [2018-11-10 07:05:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 586 transitions. [2018-11-10 07:05:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:05:56,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:56,485 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:05:56,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 315 states and 590 transitions. [2018-11-10 07:05:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 590 transitions. [2018-11-10 07:05:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:05:56,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 317 states and 592 transitions. [2018-11-10 07:05:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 592 transitions. [2018-11-10 07:05:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:05:56,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 319 states and 595 transitions. [2018-11-10 07:05:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 595 transitions. [2018-11-10 07:05:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:05:56,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 340 states and 651 transitions. [2018-11-10 07:05:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 651 transitions. [2018-11-10 07:05:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:05:57,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:57,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 342 states and 653 transitions. [2018-11-10 07:05:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 653 transitions. [2018-11-10 07:05:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 07:05:57,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:05:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 344 states and 656 transitions. [2018-11-10 07:05:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 656 transitions. [2018-11-10 07:05:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:05:58,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:05:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 349 states and 673 transitions. [2018-11-10 07:05:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 673 transitions. [2018-11-10 07:05:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 07:05:58,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:58,373 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 351 states and 676 transitions. [2018-11-10 07:05:58,395 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 676 transitions. [2018-11-10 07:05:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 07:05:58,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:58,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 352 states and 681 transitions. [2018-11-10 07:05:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 681 transitions. [2018-11-10 07:05:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 07:05:58,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 07:05:58,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 353 states and 681 transitions. [2018-11-10 07:05:58,785 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 681 transitions. [2018-11-10 07:05:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:05:58,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:05:58,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 354 states and 683 transitions. [2018-11-10 07:05:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 683 transitions. [2018-11-10 07:05:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:05:58,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 07:05:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 355 states and 688 transitions. [2018-11-10 07:05:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 688 transitions. [2018-11-10 07:05:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 07:05:59,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:05:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 356 states and 688 transitions. [2018-11-10 07:05:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 688 transitions. [2018-11-10 07:05:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 07:05:59,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:59,210 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:05:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:05:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 357 states and 690 transitions. [2018-11-10 07:05:59,226 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 690 transitions. [2018-11-10 07:05:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:05:59,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:05:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:06:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 379 states and 747 transitions. [2018-11-10 07:06:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 747 transitions. [2018-11-10 07:06:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:06:00,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:06:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 380 states and 748 transitions. [2018-11-10 07:06:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 748 transitions. [2018-11-10 07:06:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:06:00,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:06:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:00,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 382 states and 750 transitions. [2018-11-10 07:06:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 750 transitions. [2018-11-10 07:06:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:06:00,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:06:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 383 states and 754 transitions. [2018-11-10 07:06:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 754 transitions. [2018-11-10 07:06:00,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 07:06:00,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 07:06:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 384 states and 755 transitions. [2018-11-10 07:06:00,916 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 755 transitions. [2018-11-10 07:06:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 07:06:00,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:06:01,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 388 states and 764 transitions. [2018-11-10 07:06:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 764 transitions. [2018-11-10 07:06:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:06:01,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 390 states and 766 transitions. [2018-11-10 07:06:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 766 transitions. [2018-11-10 07:06:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 07:06:01,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:06:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 392 states and 769 transitions. [2018-11-10 07:06:01,152 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 769 transitions. [2018-11-10 07:06:01,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 07:06:01,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 07:06:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 395 states and 775 transitions. [2018-11-10 07:06:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 775 transitions. [2018-11-10 07:06:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 07:06:01,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:06:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 396 states and 778 transitions. [2018-11-10 07:06:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 778 transitions. [2018-11-10 07:06:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 07:06:01,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:06:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 397 states and 779 transitions. [2018-11-10 07:06:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 779 transitions. [2018-11-10 07:06:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 07:06:01,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 07:06:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 398 states and 780 transitions. [2018-11-10 07:06:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 780 transitions. [2018-11-10 07:06:01,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 07:06:01,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:06:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 399 states and 781 transitions. [2018-11-10 07:06:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 781 transitions. [2018-11-10 07:06:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 07:06:01,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:06:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 401 states and 781 transitions. [2018-11-10 07:06:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 781 transitions. [2018-11-10 07:06:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 07:06:02,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:06:02,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 406 states and 788 transitions. [2018-11-10 07:06:02,479 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 788 transitions. [2018-11-10 07:06:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 07:06:02,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 408 states and 791 transitions. [2018-11-10 07:06:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 791 transitions. [2018-11-10 07:06:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 07:06:02,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 07:06:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 409 states and 791 transitions. [2018-11-10 07:06:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 791 transitions. [2018-11-10 07:06:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 07:06:02,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 411 states and 794 transitions. [2018-11-10 07:06:02,649 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 794 transitions. [2018-11-10 07:06:02,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 07:06:02,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:02,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 412 states and 798 transitions. [2018-11-10 07:06:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 798 transitions. [2018-11-10 07:06:02,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 07:06:02,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:02,897 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:06:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 414 states and 800 transitions. [2018-11-10 07:06:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 800 transitions. [2018-11-10 07:06:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 07:06:02,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,036 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 415 states and 802 transitions. [2018-11-10 07:06:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 802 transitions. [2018-11-10 07:06:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 07:06:03,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:06:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 418 states and 809 transitions. [2018-11-10 07:06:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 809 transitions. [2018-11-10 07:06:03,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 07:06:03,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:06:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 421 states and 817 transitions. [2018-11-10 07:06:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 817 transitions. [2018-11-10 07:06:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 07:06:03,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 07:06:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 420 states and 814 transitions. [2018-11-10 07:06:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 814 transitions. [2018-11-10 07:06:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 07:06:03,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 421 states and 815 transitions. [2018-11-10 07:06:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 815 transitions. [2018-11-10 07:06:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:06:03,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 07:06:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 423 states and 825 transitions. [2018-11-10 07:06:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 825 transitions. [2018-11-10 07:06:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:06:03,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 07:06:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 424 states and 825 transitions. [2018-11-10 07:06:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 825 transitions. [2018-11-10 07:06:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 07:06:04,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 425 states and 829 transitions. [2018-11-10 07:06:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 829 transitions. [2018-11-10 07:06:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 07:06:04,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:04,110 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 430 states and 843 transitions. [2018-11-10 07:06:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 843 transitions. [2018-11-10 07:06:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 07:06:04,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:04,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 435 states and 859 transitions. [2018-11-10 07:06:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 859 transitions. [2018-11-10 07:06:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 07:06:04,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:04,802 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 07:06:04,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 436 states and 861 transitions. [2018-11-10 07:06:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 861 transitions. [2018-11-10 07:06:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 07:06:04,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 07:06:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 438 states and 862 transitions. [2018-11-10 07:06:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 862 transitions. [2018-11-10 07:06:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:06:05,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:06:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 439 states and 862 transitions. [2018-11-10 07:06:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 862 transitions. [2018-11-10 07:06:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 07:06:05,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:05,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 439 states and 861 transitions. [2018-11-10 07:06:05,525 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 861 transitions. [2018-11-10 07:06:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:06:05,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 440 states and 863 transitions. [2018-11-10 07:06:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 863 transitions. [2018-11-10 07:06:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 07:06:05,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 441 states and 864 transitions. [2018-11-10 07:06:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 864 transitions. [2018-11-10 07:06:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 07:06:05,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 442 states and 865 transitions. [2018-11-10 07:06:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 865 transitions. [2018-11-10 07:06:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:06:05,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,910 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 07:06:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 447 states and 872 transitions. [2018-11-10 07:06:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 872 transitions. [2018-11-10 07:06:05,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:06:05,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-10 07:06:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 449 states and 875 transitions. [2018-11-10 07:06:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 875 transitions. [2018-11-10 07:06:06,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 07:06:06,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 07:06:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 450 states and 876 transitions. [2018-11-10 07:06:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 876 transitions. [2018-11-10 07:06:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:06:06,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:06:07,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 453 states and 880 transitions. [2018-11-10 07:06:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 880 transitions. [2018-11-10 07:06:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 07:06:07,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:06:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 455 states and 883 transitions. [2018-11-10 07:06:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 883 transitions. [2018-11-10 07:06:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 07:06:08,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 07:06:08,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 456 states and 884 transitions. [2018-11-10 07:06:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 884 transitions. [2018-11-10 07:06:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 07:06:08,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-10 07:06:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 458 states and 886 transitions. [2018-11-10 07:06:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 886 transitions. [2018-11-10 07:06:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 07:06:08,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-10 07:06:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 460 states and 888 transitions. [2018-11-10 07:06:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 888 transitions. [2018-11-10 07:06:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 07:06:08,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:08,841 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 07:06:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 460 states and 887 transitions. [2018-11-10 07:06:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 887 transitions. [2018-11-10 07:06:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:06:08,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 463 states and 892 transitions. [2018-11-10 07:06:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 892 transitions. [2018-11-10 07:06:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:06:09,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:09,113 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:09,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 464 states and 893 transitions. [2018-11-10 07:06:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 893 transitions. [2018-11-10 07:06:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 07:06:09,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 07:06:09,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:09,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 465 states and 893 transitions. [2018-11-10 07:06:09,393 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 893 transitions. [2018-11-10 07:06:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:06:09,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:09,455 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 07:06:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 468 states and 898 transitions. [2018-11-10 07:06:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 898 transitions. [2018-11-10 07:06:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:06:09,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:09,783 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:09,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 469 states and 899 transitions. [2018-11-10 07:06:09,799 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 899 transitions. [2018-11-10 07:06:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:06:09,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:09,861 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:10,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 472 states and 903 transitions. [2018-11-10 07:06:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 903 transitions. [2018-11-10 07:06:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 07:06:10,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 07:06:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 473 states and 904 transitions. [2018-11-10 07:06:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 904 transitions. [2018-11-10 07:06:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 07:06:10,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,251 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 07:06:10,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 472 states and 902 transitions. [2018-11-10 07:06:10,260 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 902 transitions. [2018-11-10 07:06:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 07:06:10,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 37 proven. 9 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 07:06:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 477 states and 910 transitions. [2018-11-10 07:06:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 910 transitions. [2018-11-10 07:06:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 07:06:10,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 911 transitions. [2018-11-10 07:06:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 911 transitions. [2018-11-10 07:06:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 07:06:10,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 479 states and 911 transitions. [2018-11-10 07:06:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 911 transitions. [2018-11-10 07:06:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 07:06:10,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:10,933 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 07:06:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 482 states and 916 transitions. [2018-11-10 07:06:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 916 transitions. [2018-11-10 07:06:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 07:06:11,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 07:06:11,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:11,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 483 states and 919 transitions. [2018-11-10 07:06:11,157 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 919 transitions. [2018-11-10 07:06:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 07:06:11,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 07:06:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 483 states and 911 transitions. [2018-11-10 07:06:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 911 transitions. [2018-11-10 07:06:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 07:06:11,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:06:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 486 states and 915 transitions. [2018-11-10 07:06:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 915 transitions. [2018-11-10 07:06:11,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 07:06:11,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-10 07:06:11,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:11,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 487 states and 915 transitions. [2018-11-10 07:06:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 915 transitions. [2018-11-10 07:06:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 07:06:11,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:11,822 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 07:06:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 498 states and 934 transitions. [2018-11-10 07:06:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 934 transitions. [2018-11-10 07:06:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 07:06:12,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:06:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:06:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 07:06:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:06:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 296 states and 497 transitions. [2018-11-10 07:06:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 497 transitions. [2018-11-10 07:06:13,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:06:13,206 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 125 iterations. [2018-11-10 07:06:13,214 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:06:13,686 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,692 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,693 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,694 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:06:13,695 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:06:13,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:06:13 ImpRootNode [2018-11-10 07:06:13,696 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:06:13,696 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:06:13,696 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:06:13,696 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:06:13,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:40" (3/4) ... [2018-11-10 07:06:13,700 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_ptr [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_bh [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ipddp_ioctl [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-10 07:06:13,708 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ipddp_find_route [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2018-11-10 07:06:13,709 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_bh [2018-11-10 07:06:13,731 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 544 nodes and edges [2018-11-10 07:06:13,733 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 107 nodes and edges [2018-11-10 07:06:13,734 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 07:06:13,735 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 07:06:13,736 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:06:13,851 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b23e1a1-bdf6-4eaf-8d89-9f3e8f7acb20/bin-2019/ukojak/witness.graphml [2018-11-10 07:06:13,851 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:06:13,852 INFO L168 Benchmark]: Toolchain (without parser) took 100490.31 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 944.6 MB in the beginning and 962.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,853 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:06:13,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1741.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.1 MB). Free memory was 944.6 MB in the beginning and 962.2 MB in the end (delta: -17.6 MB). Peak memory consumption was 258.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.63 ms. Allocated memory is still 1.3 GB. Free memory was 962.2 MB in the beginning and 952.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,853 INFO L168 Benchmark]: Boogie Preprocessor took 80.08 ms. Allocated memory is still 1.3 GB. Free memory was 952.7 MB in the beginning and 943.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,854 INFO L168 Benchmark]: RCFGBuilder took 65430.15 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 89.1 MB). Free memory was 943.1 MB in the beginning and 858.8 MB in the end (delta: 84.4 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,854 INFO L168 Benchmark]: CodeCheck took 33000.13 ms. Allocated memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: 1.3 GB). Free memory was 858.8 MB in the beginning and 1.0 GB in the end (delta: -142.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,854 INFO L168 Benchmark]: Witness Printer took 155.05 ms. Allocated memory is still 2.7 GB. Free memory was 1.0 GB in the beginning and 962.6 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:13,856 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 18 procedures, 734 locations, 1 error locations. SAFE Result, 32.4s OverallTime, 125 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19431708 SDtfs, 1230609120 SDslu, -343716748 SDs, 0 SdLazy, 292248696 SolverSat, -1157488332 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 953.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102769 GetRequests, 102054 SyntacticMatches, 415 SemanticMatches, 300 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63632 ImplicationChecksByTransitivity, 14.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 13273 NumberOfCodeBlocks, 13273 NumberOfCodeBlocksAsserted, 124 NumberOfCheckSat, 13149 ConstructedInterpolants, 0 QuantifiedInterpolants, 2178693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 124 InterpolantComputations, 106 PerfectInterpolantSequences, 9181/9326 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: 7158]: 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: 6977]: Loop Invariant Derived loop invariant: 0 == ldv_spin - InvariantResult [Line: 6915]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6938]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6416]: Loop Invariant Derived loop invariant: 0 == ldv_spin - InvariantResult [Line: 6236]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6217]: 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: 6695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6988]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6871]: Loop Invariant Derived loop invariant: !(ldv_state_variable_1 == 0) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: 6967]: Loop Invariant Derived loop invariant: 0 == ldv_spin - InvariantResult [Line: 6527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6481]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6276]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6522]: Loop Invariant Derived loop invariant: 0 == ldv_spin * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1741.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.1 MB). Free memory was 944.6 MB in the beginning and 962.2 MB in the end (delta: -17.6 MB). Peak memory consumption was 258.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.63 ms. Allocated memory is still 1.3 GB. Free memory was 962.2 MB in the beginning and 952.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.08 ms. Allocated memory is still 1.3 GB. Free memory was 952.7 MB in the beginning and 943.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 65430.15 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 89.1 MB). Free memory was 943.1 MB in the beginning and 858.8 MB in the end (delta: 84.4 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. * CodeCheck took 33000.13 ms. Allocated memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: 1.3 GB). Free memory was 858.8 MB in the beginning and 1.0 GB in the end (delta: -142.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 155.05 ms. Allocated memory is still 2.7 GB. Free memory was 1.0 GB in the beginning and 962.6 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...