./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/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 7fe1426a0e1fa14d78f224c56eb41c4df396fdab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 15:44:34,907 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 15:44:34,908 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 15:44:34,914 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 15:44:34,914 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 15:44:34,914 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 15:44:34,915 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 15:44:34,916 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 15:44:34,917 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 15:44:34,917 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 15:44:34,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 15:44:34,918 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 15:44:34,918 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 15:44:34,918 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 15:44:34,919 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 15:44:34,919 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 15:44:34,920 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 15:44:34,921 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 15:44:34,922 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 15:44:34,922 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 15:44:34,923 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 15:44:34,923 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 15:44:34,925 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 15:44:34,925 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 15:44:34,925 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 15:44:34,925 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 15:44:34,926 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 15:44:34,926 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 15:44:34,927 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 15:44:34,927 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 15:44:34,927 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 15:44:34,928 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 15:44:34,928 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 15:44:34,928 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 15:44:34,928 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 15:44:34,929 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 15:44:34,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 15:44:34,937 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 15:44:34,937 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 15:44:34,937 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 15:44:34,937 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 15:44:34,938 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 15:44:34,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 15:44:34,938 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 15:44:34,939 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 15:44:34,939 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 15:44:34,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:44:34,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 15:44:34,940 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 15:44:34,940 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_a99ee97b-4291-4698-a670-1b915ff26c0e/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 -> 7fe1426a0e1fa14d78f224c56eb41c4df396fdab [2018-12-08 15:44:34,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 15:44:34,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 15:44:34,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 15:44:34,967 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 15:44:34,967 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 15:44:34,967 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 15:44:35,009 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/data/b22380b53/d0609b1af8e642bfb72933a8aacb8c47/FLAG0f4bf9505 [2018-12-08 15:44:35,591 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 15:44:35,591 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 15:44:35,606 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/data/b22380b53/d0609b1af8e642bfb72933a8aacb8c47/FLAG0f4bf9505 [2018-12-08 15:44:36,035 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/data/b22380b53/d0609b1af8e642bfb72933a8aacb8c47 [2018-12-08 15:44:36,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 15:44:36,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 15:44:36,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 15:44:36,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 15:44:36,041 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 15:44:36,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:44:36" (1/1) ... [2018-12-08 15:44:36,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53db422c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:36, skipping insertion in model container [2018-12-08 15:44:36,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:44:36" (1/1) ... [2018-12-08 15:44:36,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 15:44:36,092 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 15:44:36,314 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4775] [2018-12-08 15:44:36,314 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4776-4777] [2018-12-08 15:44:36,912 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:44:36,928 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 15:44:36,975 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4775] [2018-12-08 15:44:36,975 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4776-4777] [2018-12-08 15:44:37,061 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:44:37,120 INFO L195 MainTranslator]: Completed translation [2018-12-08 15:44:37,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37 WrapperNode [2018-12-08 15:44:37,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 15:44:37,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 15:44:37,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 15:44:37,122 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 15:44:37,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 15:44:37,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 15:44:37,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 15:44:37,203 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 15:44:37,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... [2018-12-08 15:44:37,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 15:44:37,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 15:44:37,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 15:44:37,271 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 15:44:37,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:44:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:44:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba48 [2018-12-08 15:44:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba48 [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2018-12-08 15:44:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-08 15:44:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-08 15:44:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-08 15:44:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_reset_port [2018-12-08 15:44:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_reset_port [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-12-08 15:44:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_i2c_read [2018-12-08 15:44:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_i2c_read [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_pkt_footer [2018-12-08 15:44:37,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_pkt_footer [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 15:44:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-08 15:44:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ata_port_pbar_desc [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_port_pbar_desc [2018-12-08 15:44:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-08 15:44:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2018-12-08 15:44:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_dump_hdma [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_dump_hdma [2018-12-08 15:44:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure __pdc20621_push_hdma [2018-12-08 15:44:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __pdc20621_push_hdma [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-12-08 15:44:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2018-12-08 15:44:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba28 [2018-12-08 15:44:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba28 [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2018-12-08 15:44:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 15:44:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_push_hdma [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_push_hdma [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_ata_pkt [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_ata_pkt [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-08 15:44:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 15:44:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 15:44:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 15:44:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 15:46:52,512 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 15:46:52,512 INFO L280 CfgBuilder]: Removed 138 assue(true) statements. [2018-12-08 15:46:52,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:46:52 BoogieIcfgContainer [2018-12-08 15:46:52,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 15:46:52,513 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 15:46:52,513 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 15:46:52,520 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 15:46:52,520 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:46:52" (1/1) ... [2018-12-08 15:46:52,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:46:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 392 states and 591 transitions. [2018-12-08 15:46:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 591 transitions. [2018-12-08 15:46:52,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 15:46:52,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:52,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 394 states and 635 transitions. [2018-12-08 15:46:52,915 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 635 transitions. [2018-12-08 15:46:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 15:46:52,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 398 states and 684 transitions. [2018-12-08 15:46:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 684 transitions. [2018-12-08 15:46:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 15:46:53,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 401 states and 690 transitions. [2018-12-08 15:46:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 690 transitions. [2018-12-08 15:46:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 15:46:53,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 403 states and 693 transitions. [2018-12-08 15:46:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 693 transitions. [2018-12-08 15:46:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 15:46:53,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:53,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 408 states and 742 transitions. [2018-12-08 15:46:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 742 transitions. [2018-12-08 15:46:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 15:46:53,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 411 states and 747 transitions. [2018-12-08 15:46:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 747 transitions. [2018-12-08 15:46:53,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 15:46:53,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:53,875 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:53,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 410 states and 742 transitions. [2018-12-08 15:46:53,911 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 742 transitions. [2018-12-08 15:46:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 15:46:53,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,003 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:54,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 413 states and 747 transitions. [2018-12-08 15:46:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 747 transitions. [2018-12-08 15:46:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 15:46:54,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 414 states and 747 transitions. [2018-12-08 15:46:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 747 transitions. [2018-12-08 15:46:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 15:46:54,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:54,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 420 states and 787 transitions. [2018-12-08 15:46:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 787 transitions. [2018-12-08 15:46:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 15:46:54,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 419 states and 781 transitions. [2018-12-08 15:46:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 781 transitions. [2018-12-08 15:46:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 15:46:54,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-12-08 15:46:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 421 states and 784 transitions. [2018-12-08 15:46:54,816 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 784 transitions. [2018-12-08 15:46:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 15:46:54,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:54,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 422 states and 785 transitions. [2018-12-08 15:46:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 785 transitions. [2018-12-08 15:46:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 15:46:54,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 423 states and 785 transitions. [2018-12-08 15:46:55,009 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 785 transitions. [2018-12-08 15:46:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-08 15:46:55,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-12-08 15:46:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 425 states and 788 transitions. [2018-12-08 15:46:55,163 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 788 transitions. [2018-12-08 15:46:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-08 15:46:55,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-12-08 15:46:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 430 states and 839 transitions. [2018-12-08 15:46:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 839 transitions. [2018-12-08 15:46:55,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 15:46:55,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2018-12-08 15:46:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 431 states and 840 transitions. [2018-12-08 15:46:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 840 transitions. [2018-12-08 15:46:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 15:46:55,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,632 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 15:46:55,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 432 states and 840 transitions. [2018-12-08 15:46:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 840 transitions. [2018-12-08 15:46:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 15:46:55,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-12-08 15:46:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:55,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 434 states and 842 transitions. [2018-12-08 15:46:55,755 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 842 transitions. [2018-12-08 15:46:55,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 15:46:55,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-12-08 15:46:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 440 states and 891 transitions. [2018-12-08 15:46:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 891 transitions. [2018-12-08 15:46:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 15:46:56,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2018-12-08 15:46:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 441 states and 891 transitions. [2018-12-08 15:46:56,116 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 891 transitions. [2018-12-08 15:46:56,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-08 15:46:56,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-12-08 15:46:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 442 states and 891 transitions. [2018-12-08 15:46:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 891 transitions. [2018-12-08 15:46:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-08 15:46:56,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-12-08 15:46:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 443 states and 891 transitions. [2018-12-08 15:46:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 891 transitions. [2018-12-08 15:46:56,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 15:46:56,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-12-08 15:46:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 446 states and 894 transitions. [2018-12-08 15:46:56,431 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 894 transitions. [2018-12-08 15:46:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-08 15:46:56,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:56,553 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2018-12-08 15:46:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:56,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 447 states and 896 transitions. [2018-12-08 15:46:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 896 transitions. [2018-12-08 15:46:56,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-08 15:46:56,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:57,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:57,143 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:46:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:58,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 553 states and 1248 transitions. [2018-12-08 15:46:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1248 transitions. [2018-12-08 15:46:58,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 15:46:58,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:58,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:46:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:58,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 554 states and 1249 transitions. [2018-12-08 15:46:58,728 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1249 transitions. [2018-12-08 15:46:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-08 15:46:58,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:58,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:46:59,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:59,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 555 states and 1249 transitions. [2018-12-08 15:46:59,038 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1249 transitions. [2018-12-08 15:46:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 15:46:59,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:46:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 555 states and 1245 transitions. [2018-12-08 15:46:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1245 transitions. [2018-12-08 15:46:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 15:46:59,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:46:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 557 states and 1287 transitions. [2018-12-08 15:46:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1287 transitions. [2018-12-08 15:46:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 15:46:59,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:00,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:47:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:00,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 560 states and 1289 transitions. [2018-12-08 15:47:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1289 transitions. [2018-12-08 15:47:00,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 15:47:00,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:00,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:00,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 562 states and 1291 transitions. [2018-12-08 15:47:00,383 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1291 transitions. [2018-12-08 15:47:00,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 15:47:00,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:00,461 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 567 states and 1339 transitions. [2018-12-08 15:47:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1339 transitions. [2018-12-08 15:47:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 15:47:01,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:01,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 568 states and 1345 transitions. [2018-12-08 15:47:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1345 transitions. [2018-12-08 15:47:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:01,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:01,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 570 states and 1347 transitions. [2018-12-08 15:47:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1347 transitions. [2018-12-08 15:47:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:01,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:01,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 571 states and 1347 transitions. [2018-12-08 15:47:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1347 transitions. [2018-12-08 15:47:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:02,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:02,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:02,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 577 states and 1402 transitions. [2018-12-08 15:47:02,593 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1402 transitions. [2018-12-08 15:47:02,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:02,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:02,669 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 583 states and 1442 transitions. [2018-12-08 15:47:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1442 transitions. [2018-12-08 15:47:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:03,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:03,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:04,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 586 states and 1449 transitions. [2018-12-08 15:47:04,412 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1449 transitions. [2018-12-08 15:47:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 15:47:04,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:06,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 611 states and 1558 transitions. [2018-12-08 15:47:06,378 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1558 transitions. [2018-12-08 15:47:06,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:06,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:06,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2018-12-08 15:47:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 614 states and 1558 transitions. [2018-12-08 15:47:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1558 transitions. [2018-12-08 15:47:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:06,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:06,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 615 states and 1563 transitions. [2018-12-08 15:47:06,975 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1563 transitions. [2018-12-08 15:47:06,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:06,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:07,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:47:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 619 states and 1574 transitions. [2018-12-08 15:47:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1574 transitions. [2018-12-08 15:47:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:07,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:07,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:47:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:08,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 621 states and 1579 transitions. [2018-12-08 15:47:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1579 transitions. [2018-12-08 15:47:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:08,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 620 states and 1563 transitions. [2018-12-08 15:47:08,441 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1563 transitions. [2018-12-08 15:47:08,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 15:47:08,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:08,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 620 states and 1562 transitions. [2018-12-08 15:47:08,815 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1562 transitions. [2018-12-08 15:47:08,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-08 15:47:08,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 628 states and 1593 transitions. [2018-12-08 15:47:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1593 transitions. [2018-12-08 15:47:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-08 15:47:10,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:10,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 629 states and 1598 transitions. [2018-12-08 15:47:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1598 transitions. [2018-12-08 15:47:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 15:47:10,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 631 states and 1600 transitions. [2018-12-08 15:47:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1600 transitions. [2018-12-08 15:47:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 15:47:10,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:11,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 632 states and 1605 transitions. [2018-12-08 15:47:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1605 transitions. [2018-12-08 15:47:11,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 15:47:11,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 637 states and 1639 transitions. [2018-12-08 15:47:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1639 transitions. [2018-12-08 15:47:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 15:47:12,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:12,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:12,357 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2018-12-08 15:47:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 639 states and 1639 transitions. [2018-12-08 15:47:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1639 transitions. [2018-12-08 15:47:12,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 15:47:12,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 642 states and 1646 transitions. [2018-12-08 15:47:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1646 transitions. [2018-12-08 15:47:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 15:47:12,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 643 states and 1646 transitions. [2018-12-08 15:47:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1646 transitions. [2018-12-08 15:47:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 15:47:12,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:12,878 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 645 states and 1648 transitions. [2018-12-08 15:47:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1648 transitions. [2018-12-08 15:47:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 15:47:12,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:13,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 646 states and 1653 transitions. [2018-12-08 15:47:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1653 transitions. [2018-12-08 15:47:13,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 15:47:13,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:13,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 649 states and 1663 transitions. [2018-12-08 15:47:13,593 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1663 transitions. [2018-12-08 15:47:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 15:47:13,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 652 states and 1668 transitions. [2018-12-08 15:47:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1668 transitions. [2018-12-08 15:47:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:13,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:13,962 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 654 states and 1670 transitions. [2018-12-08 15:47:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1670 transitions. [2018-12-08 15:47:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:13,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:14,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 661 states and 1687 transitions. [2018-12-08 15:47:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1687 transitions. [2018-12-08 15:47:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:14,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:14,717 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 663 states and 1689 transitions. [2018-12-08 15:47:14,742 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1689 transitions. [2018-12-08 15:47:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:14,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:14,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 664 states and 1694 transitions. [2018-12-08 15:47:15,061 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1694 transitions. [2018-12-08 15:47:15,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:15,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:15,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 665 states and 1697 transitions. [2018-12-08 15:47:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1697 transitions. [2018-12-08 15:47:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:15,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:15,308 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 671 states and 1739 transitions. [2018-12-08 15:47:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1739 transitions. [2018-12-08 15:47:17,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:17,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:17,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:17,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 673 states and 1744 transitions. [2018-12-08 15:47:17,431 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1744 transitions. [2018-12-08 15:47:17,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:17,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 675 states and 1784 transitions. [2018-12-08 15:47:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1784 transitions. [2018-12-08 15:47:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:17,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 678 states and 1790 transitions. [2018-12-08 15:47:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1790 transitions. [2018-12-08 15:47:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 15:47:18,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:18,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:47:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 681 states and 1795 transitions. [2018-12-08 15:47:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1795 transitions. [2018-12-08 15:47:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:18,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:19,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 686 states and 1807 transitions. [2018-12-08 15:47:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1807 transitions. [2018-12-08 15:47:19,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:19,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:19,164 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 688 states and 1809 transitions. [2018-12-08 15:47:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1809 transitions. [2018-12-08 15:47:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:19,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:19,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 689 states and 1812 transitions. [2018-12-08 15:47:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1812 transitions. [2018-12-08 15:47:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:19,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:19,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 690 states and 1818 transitions. [2018-12-08 15:47:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1818 transitions. [2018-12-08 15:47:19,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:19,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:19,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 692 states and 1822 transitions. [2018-12-08 15:47:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1822 transitions. [2018-12-08 15:47:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:19,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 696 states and 1830 transitions. [2018-12-08 15:47:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1830 transitions. [2018-12-08 15:47:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:20,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:20,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 698 states and 1870 transitions. [2018-12-08 15:47:20,856 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1870 transitions. [2018-12-08 15:47:20,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:20,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 699 states and 1872 transitions. [2018-12-08 15:47:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1872 transitions. [2018-12-08 15:47:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 15:47:21,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 702 states and 1913 transitions. [2018-12-08 15:47:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1913 transitions. [2018-12-08 15:47:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:21,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 704 states and 1915 transitions. [2018-12-08 15:47:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1915 transitions. [2018-12-08 15:47:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:21,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:21,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 705 states and 1921 transitions. [2018-12-08 15:47:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1921 transitions. [2018-12-08 15:47:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:21,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:22,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 706 states and 1923 transitions. [2018-12-08 15:47:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1923 transitions. [2018-12-08 15:47:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:22,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:22,165 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 705 states and 1901 transitions. [2018-12-08 15:47:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1901 transitions. [2018-12-08 15:47:22,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:22,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:22,347 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:22,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 706 states and 1903 transitions. [2018-12-08 15:47:22,372 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1903 transitions. [2018-12-08 15:47:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:22,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 713 states and 1942 transitions. [2018-12-08 15:47:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1942 transitions. [2018-12-08 15:47:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:23,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:24,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:47:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 714 states and 1943 transitions. [2018-12-08 15:47:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1943 transitions. [2018-12-08 15:47:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:24,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:24,453 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-08 15:47:24,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 716 states and 1947 transitions. [2018-12-08 15:47:24,678 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1947 transitions. [2018-12-08 15:47:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:24,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:24,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-08 15:47:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:24,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 718 states and 1947 transitions. [2018-12-08 15:47:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1947 transitions. [2018-12-08 15:47:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:24,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:25,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:25,222 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-08 15:47:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 720 states and 1947 transitions. [2018-12-08 15:47:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1947 transitions. [2018-12-08 15:47:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:25,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:25,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:25,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 723 states and 1955 transitions. [2018-12-08 15:47:25,893 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1955 transitions. [2018-12-08 15:47:25,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:25,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:26,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 726 states and 1976 transitions. [2018-12-08 15:47:26,664 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1976 transitions. [2018-12-08 15:47:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 15:47:26,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 732 states and 2008 transitions. [2018-12-08 15:47:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2008 transitions. [2018-12-08 15:47:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:27,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 732 states and 2006 transitions. [2018-12-08 15:47:28,880 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2006 transitions. [2018-12-08 15:47:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:28,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:29,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:29,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 735 states and 2010 transitions. [2018-12-08 15:47:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 2010 transitions. [2018-12-08 15:47:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:29,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,248 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:29,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 737 states and 2012 transitions. [2018-12-08 15:47:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 2012 transitions. [2018-12-08 15:47:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:29,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:29,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 738 states and 2014 transitions. [2018-12-08 15:47:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2014 transitions. [2018-12-08 15:47:29,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:29,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:29,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 739 states and 2022 transitions. [2018-12-08 15:47:29,494 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2022 transitions. [2018-12-08 15:47:29,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:29,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:29,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 740 states and 2024 transitions. [2018-12-08 15:47:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 2024 transitions. [2018-12-08 15:47:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:29,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:30,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 742 states and 2027 transitions. [2018-12-08 15:47:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2027 transitions. [2018-12-08 15:47:30,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:30,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:30,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 745 states and 2030 transitions. [2018-12-08 15:47:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 2030 transitions. [2018-12-08 15:47:30,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 15:47:30,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:31,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:31,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 746 states and 2031 transitions. [2018-12-08 15:47:31,012 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2031 transitions. [2018-12-08 15:47:31,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:31,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:31,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 753 states and 2045 transitions. [2018-12-08 15:47:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2045 transitions. [2018-12-08 15:47:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:31,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:31,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:31,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:31,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 760 states and 2063 transitions. [2018-12-08 15:47:31,923 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 2063 transitions. [2018-12-08 15:47:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:31,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 762 states and 2066 transitions. [2018-12-08 15:47:32,180 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 2066 transitions. [2018-12-08 15:47:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 763 states and 2068 transitions. [2018-12-08 15:47:32,284 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2068 transitions. [2018-12-08 15:47:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 764 states and 2070 transitions. [2018-12-08 15:47:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 2070 transitions. [2018-12-08 15:47:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,488 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 765 states and 2078 transitions. [2018-12-08 15:47:32,517 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2078 transitions. [2018-12-08 15:47:32,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 766 states and 2079 transitions. [2018-12-08 15:47:32,624 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 2079 transitions. [2018-12-08 15:47:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 770 states and 2085 transitions. [2018-12-08 15:47:32,715 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 2085 transitions. [2018-12-08 15:47:32,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:32,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 773 states and 2090 transitions. [2018-12-08 15:47:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2090 transitions. [2018-12-08 15:47:33,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:33,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 776 states and 2092 transitions. [2018-12-08 15:47:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2092 transitions. [2018-12-08 15:47:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:33,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 776 states and 2090 transitions. [2018-12-08 15:47:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2090 transitions. [2018-12-08 15:47:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:34,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:34,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 778 states and 2092 transitions. [2018-12-08 15:47:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 2092 transitions. [2018-12-08 15:47:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:34,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:47:34,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:34,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 780 states and 2135 transitions. [2018-12-08 15:47:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 2135 transitions. [2018-12-08 15:47:34,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:34,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 781 states and 2136 transitions. [2018-12-08 15:47:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2136 transitions. [2018-12-08 15:47:34,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:34,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:47:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:35,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 783 states and 2175 transitions. [2018-12-08 15:47:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2175 transitions. [2018-12-08 15:47:35,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:35,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:35,169 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 784 states and 2176 transitions. [2018-12-08 15:47:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 2176 transitions. [2018-12-08 15:47:35,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 15:47:35,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:35,469 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 782 states and 2170 transitions. [2018-12-08 15:47:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 2170 transitions. [2018-12-08 15:47:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:35,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 787 states and 2178 transitions. [2018-12-08 15:47:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2178 transitions. [2018-12-08 15:47:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:35,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:36,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:36,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 794 states and 2190 transitions. [2018-12-08 15:47:36,184 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 2190 transitions. [2018-12-08 15:47:36,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:36,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:36,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:36,429 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 797 states and 2199 transitions. [2018-12-08 15:47:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2199 transitions. [2018-12-08 15:47:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:36,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:36,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 798 states and 2200 transitions. [2018-12-08 15:47:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2200 transitions. [2018-12-08 15:47:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:36,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:36,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:36,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 799 states and 2208 transitions. [2018-12-08 15:47:36,648 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2208 transitions. [2018-12-08 15:47:36,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:36,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 800 states and 2210 transitions. [2018-12-08 15:47:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 2210 transitions. [2018-12-08 15:47:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:36,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:36,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-12-08 15:47:37,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 801 states and 2217 transitions. [2018-12-08 15:47:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 2217 transitions. [2018-12-08 15:47:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:37,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:37,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 806 states and 2244 transitions. [2018-12-08 15:47:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 2244 transitions. [2018-12-08 15:47:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:37,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:38,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:47:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 808 states and 2247 transitions. [2018-12-08 15:47:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2247 transitions. [2018-12-08 15:47:38,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:38,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:38,526 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:39,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 813 states and 2275 transitions. [2018-12-08 15:47:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 2275 transitions. [2018-12-08 15:47:39,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:39,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 814 states and 2279 transitions. [2018-12-08 15:47:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2279 transitions. [2018-12-08 15:47:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:39,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 818 states and 2315 transitions. [2018-12-08 15:47:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2315 transitions. [2018-12-08 15:47:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:40,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:41,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:41,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 821 states and 2318 transitions. [2018-12-08 15:47:41,236 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2318 transitions. [2018-12-08 15:47:41,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:41,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:41,302 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 825 states and 2340 transitions. [2018-12-08 15:47:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 2340 transitions. [2018-12-08 15:47:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:42,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 826 states and 2341 transitions. [2018-12-08 15:47:42,189 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 2341 transitions. [2018-12-08 15:47:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:42,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:47:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 829 states and 2363 transitions. [2018-12-08 15:47:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2363 transitions. [2018-12-08 15:47:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 15:47:42,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 832 states and 2368 transitions. [2018-12-08 15:47:43,486 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2368 transitions. [2018-12-08 15:47:43,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:43,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 832 states and 2366 transitions. [2018-12-08 15:47:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2366 transitions. [2018-12-08 15:47:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:44,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 837 states and 2374 transitions. [2018-12-08 15:47:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2374 transitions. [2018-12-08 15:47:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:44,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:44,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 840 states and 2387 transitions. [2018-12-08 15:47:44,502 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2387 transitions. [2018-12-08 15:47:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:44,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:44,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 848 states and 2410 transitions. [2018-12-08 15:47:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2410 transitions. [2018-12-08 15:47:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:44,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 849 states and 2411 transitions. [2018-12-08 15:47:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2411 transitions. [2018-12-08 15:47:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:44,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:44,961 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 850 states and 2413 transitions. [2018-12-08 15:47:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2413 transitions. [2018-12-08 15:47:44,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:44,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 851 states and 2414 transitions. [2018-12-08 15:47:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2414 transitions. [2018-12-08 15:47:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:45,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 853 states and 2415 transitions. [2018-12-08 15:47:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2415 transitions. [2018-12-08 15:47:45,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:45,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 854 states and 2416 transitions. [2018-12-08 15:47:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2416 transitions. [2018-12-08 15:47:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:45,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 857 states and 2421 transitions. [2018-12-08 15:47:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2421 transitions. [2018-12-08 15:47:46,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:46,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:46,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-12-08 15:47:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 858 states and 2423 transitions. [2018-12-08 15:47:46,856 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2423 transitions. [2018-12-08 15:47:46,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 15:47:46,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 859 states and 2423 transitions. [2018-12-08 15:47:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2423 transitions. [2018-12-08 15:47:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:47,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:47,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 862 states and 2427 transitions. [2018-12-08 15:47:47,183 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 2427 transitions. [2018-12-08 15:47:47,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:47,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 864 states and 2429 transitions. [2018-12-08 15:47:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 2429 transitions. [2018-12-08 15:47:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:47,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 869 states and 2440 transitions. [2018-12-08 15:47:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2440 transitions. [2018-12-08 15:47:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:47,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 870 states and 2441 transitions. [2018-12-08 15:47:47,673 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 2441 transitions. [2018-12-08 15:47:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:47,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 874 states and 2447 transitions. [2018-12-08 15:47:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2447 transitions. [2018-12-08 15:47:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:47,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:48,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 877 states and 2449 transitions. [2018-12-08 15:47:48,534 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 2449 transitions. [2018-12-08 15:47:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:48,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2018-12-08 15:47:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 878 states and 2449 transitions. [2018-12-08 15:47:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2449 transitions. [2018-12-08 15:47:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:48,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:49,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 880 states and 2452 transitions. [2018-12-08 15:47:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2452 transitions. [2018-12-08 15:47:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:49,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 881 states and 2453 transitions. [2018-12-08 15:47:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 2453 transitions. [2018-12-08 15:47:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:49,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:47:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 885 states and 2460 transitions. [2018-12-08 15:47:50,109 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2460 transitions. [2018-12-08 15:47:50,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 15:47:50,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:50,193 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:47:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 884 states and 2458 transitions. [2018-12-08 15:47:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 2458 transitions. [2018-12-08 15:47:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:50,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 887 states and 2462 transitions. [2018-12-08 15:47:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2462 transitions. [2018-12-08 15:47:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:50,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2018-12-08 15:47:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 889 states and 2464 transitions. [2018-12-08 15:47:50,534 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2464 transitions. [2018-12-08 15:47:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:50,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 896 states and 2477 transitions. [2018-12-08 15:47:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2477 transitions. [2018-12-08 15:47:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:47:50,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:50,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:50,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 899 states and 2483 transitions. [2018-12-08 15:47:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2483 transitions. [2018-12-08 15:47:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:50,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 900 states and 2484 transitions. [2018-12-08 15:47:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 2484 transitions. [2018-12-08 15:47:51,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:51,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:47:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 901 states and 2484 transitions. [2018-12-08 15:47:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2484 transitions. [2018-12-08 15:47:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:51,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 906 states and 2506 transitions. [2018-12-08 15:47:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 2506 transitions. [2018-12-08 15:47:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:52,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 907 states and 2507 transitions. [2018-12-08 15:47:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2507 transitions. [2018-12-08 15:47:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:52,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:52,576 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 912 states and 2532 transitions. [2018-12-08 15:47:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2532 transitions. [2018-12-08 15:47:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:53,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:53,394 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:53,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 915 states and 2558 transitions. [2018-12-08 15:47:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2558 transitions. [2018-12-08 15:47:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:53,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:53,793 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 917 states and 2572 transitions. [2018-12-08 15:47:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2572 transitions. [2018-12-08 15:47:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:54,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:54,091 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:47:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 918 states and 2573 transitions. [2018-12-08 15:47:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2573 transitions. [2018-12-08 15:47:54,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:54,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:54,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 923 states and 2581 transitions. [2018-12-08 15:47:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2581 transitions. [2018-12-08 15:47:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:54,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:54,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 924 states and 2582 transitions. [2018-12-08 15:47:54,646 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2582 transitions. [2018-12-08 15:47:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:54,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:54,714 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:47:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 925 states and 2583 transitions. [2018-12-08 15:47:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2583 transitions. [2018-12-08 15:47:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 15:47:54,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:47:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 925 states and 2582 transitions. [2018-12-08 15:47:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2582 transitions. [2018-12-08 15:47:54,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:47:54,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:55,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 935 states and 2595 transitions. [2018-12-08 15:47:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2595 transitions. [2018-12-08 15:47:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:47:55,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:55,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-08 15:47:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 943 states and 2606 transitions. [2018-12-08 15:47:55,480 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2606 transitions. [2018-12-08 15:47:55,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:47:55,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:55,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:55,740 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-08 15:47:55,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 946 states and 2612 transitions. [2018-12-08 15:47:55,790 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 2612 transitions. [2018-12-08 15:47:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:55,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 949 states and 2616 transitions. [2018-12-08 15:47:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2616 transitions. [2018-12-08 15:47:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:55,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:47:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 948 states and 2580 transitions. [2018-12-08 15:47:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 2580 transitions. [2018-12-08 15:47:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:56,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:47:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 955 states and 2593 transitions. [2018-12-08 15:47:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2593 transitions. [2018-12-08 15:47:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:47:56,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:47:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 960 states and 2603 transitions. [2018-12-08 15:47:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 2603 transitions. [2018-12-08 15:47:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:47:56,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:47:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 967 states and 2618 transitions. [2018-12-08 15:47:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2618 transitions. [2018-12-08 15:47:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:56,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:57,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 969 states and 2621 transitions. [2018-12-08 15:47:57,795 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2621 transitions. [2018-12-08 15:47:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:57,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2018-12-08 15:47:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 972 states and 2624 transitions. [2018-12-08 15:47:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2624 transitions. [2018-12-08 15:47:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:59,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:47:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 974 states and 2626 transitions. [2018-12-08 15:47:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2626 transitions. [2018-12-08 15:47:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:59,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:47:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 975 states and 2627 transitions. [2018-12-08 15:47:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2627 transitions. [2018-12-08 15:47:59,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:59,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:59,847 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:47:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 980 states and 2635 transitions. [2018-12-08 15:47:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2635 transitions. [2018-12-08 15:47:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:59,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:47:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 981 states and 2636 transitions. [2018-12-08 15:47:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2636 transitions. [2018-12-08 15:47:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:47:59,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:00,061 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2018-12-08 15:48:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 982 states and 2638 transitions. [2018-12-08 15:48:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2638 transitions. [2018-12-08 15:48:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 15:48:00,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2018-12-08 15:48:00,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:00,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 984 states and 2640 transitions. [2018-12-08 15:48:00,690 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2640 transitions. [2018-12-08 15:48:00,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:00,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 987 states and 2644 transitions. [2018-12-08 15:48:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2644 transitions. [2018-12-08 15:48:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:00,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 993 states and 2660 transitions. [2018-12-08 15:48:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 2660 transitions. [2018-12-08 15:48:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:01,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-08 15:48:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 999 states and 2669 transitions. [2018-12-08 15:48:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2669 transitions. [2018-12-08 15:48:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:01,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 1006 states and 2684 transitions. [2018-12-08 15:48:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2684 transitions. [2018-12-08 15:48:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:01,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1007 states and 2685 transitions. [2018-12-08 15:48:01,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2685 transitions. [2018-12-08 15:48:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:01,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:01,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1010 states and 2692 transitions. [2018-12-08 15:48:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2692 transitions. [2018-12-08 15:48:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:01,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:01,930 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:02,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1013 states and 2697 transitions. [2018-12-08 15:48:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2697 transitions. [2018-12-08 15:48:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:02,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:02,655 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 15:48:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:02,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1015 states and 2699 transitions. [2018-12-08 15:48:02,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2699 transitions. [2018-12-08 15:48:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:02,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1018 states and 2701 transitions. [2018-12-08 15:48:03,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2701 transitions. [2018-12-08 15:48:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:03,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1032 states and 2817 transitions. [2018-12-08 15:48:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2817 transitions. [2018-12-08 15:48:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:06,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:06,124 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1035 states and 2841 transitions. [2018-12-08 15:48:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2841 transitions. [2018-12-08 15:48:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:06,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 14 proven. 19 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1037 states and 2843 transitions. [2018-12-08 15:48:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2843 transitions. [2018-12-08 15:48:07,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:07,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1040 states and 2848 transitions. [2018-12-08 15:48:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2848 transitions. [2018-12-08 15:48:09,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:09,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:10,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:10,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1042 states and 2851 transitions. [2018-12-08 15:48:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2851 transitions. [2018-12-08 15:48:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:10,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1043 states and 2852 transitions. [2018-12-08 15:48:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2852 transitions. [2018-12-08 15:48:10,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 15:48:10,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:10,698 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1044 states and 2853 transitions. [2018-12-08 15:48:10,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2853 transitions. [2018-12-08 15:48:10,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:10,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1051 states and 2865 transitions. [2018-12-08 15:48:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2865 transitions. [2018-12-08 15:48:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:11,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:11,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2018-12-08 15:48:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1059 states and 2873 transitions. [2018-12-08 15:48:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2873 transitions. [2018-12-08 15:48:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:11,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:48:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1062 states and 2876 transitions. [2018-12-08 15:48:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2876 transitions. [2018-12-08 15:48:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:11,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-08 15:48:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1068 states and 2885 transitions. [2018-12-08 15:48:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2885 transitions. [2018-12-08 15:48:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:11,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1075 states and 2901 transitions. [2018-12-08 15:48:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2901 transitions. [2018-12-08 15:48:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:11,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1076 states and 2902 transitions. [2018-12-08 15:48:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2902 transitions. [2018-12-08 15:48:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:12,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:12,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:12,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1077 states and 2903 transitions. [2018-12-08 15:48:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2903 transitions. [2018-12-08 15:48:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:12,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:12,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:12,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1078 states and 2904 transitions. [2018-12-08 15:48:12,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2904 transitions. [2018-12-08 15:48:12,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:12,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1079 states and 2905 transitions. [2018-12-08 15:48:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2905 transitions. [2018-12-08 15:48:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:12,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:14,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1088 states and 2977 transitions. [2018-12-08 15:48:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2977 transitions. [2018-12-08 15:48:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:14,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1089 states and 2979 transitions. [2018-12-08 15:48:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2979 transitions. [2018-12-08 15:48:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:15,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:15,140 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1097 states and 3019 transitions. [2018-12-08 15:48:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 3019 transitions. [2018-12-08 15:48:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:17,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:17,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:17,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1098 states and 3020 transitions. [2018-12-08 15:48:17,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 3020 transitions. [2018-12-08 15:48:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:17,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 15:48:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1099 states and 3020 transitions. [2018-12-08 15:48:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 3020 transitions. [2018-12-08 15:48:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:17,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:18,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1102 states and 3027 transitions. [2018-12-08 15:48:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 3027 transitions. [2018-12-08 15:48:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:18,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:19,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:19,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1105 states and 3031 transitions. [2018-12-08 15:48:19,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 3031 transitions. [2018-12-08 15:48:19,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:19,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:19,716 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1106 states and 3035 transitions. [2018-12-08 15:48:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3035 transitions. [2018-12-08 15:48:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:19,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 1108 states and 3038 transitions. [2018-12-08 15:48:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 3038 transitions. [2018-12-08 15:48:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:20,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:21,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1112 states and 3074 transitions. [2018-12-08 15:48:21,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 3074 transitions. [2018-12-08 15:48:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:21,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1114 states and 3099 transitions. [2018-12-08 15:48:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 3099 transitions. [2018-12-08 15:48:22,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:22,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1117 states and 3124 transitions. [2018-12-08 15:48:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3124 transitions. [2018-12-08 15:48:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:22,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:22,956 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1118 states and 3124 transitions. [2018-12-08 15:48:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 3124 transitions. [2018-12-08 15:48:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:22,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 1119 states and 3125 transitions. [2018-12-08 15:48:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3125 transitions. [2018-12-08 15:48:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:23,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:23,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 1122 states and 3129 transitions. [2018-12-08 15:48:23,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 3129 transitions. [2018-12-08 15:48:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:23,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 1124 states and 3131 transitions. [2018-12-08 15:48:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 3131 transitions. [2018-12-08 15:48:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:23,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 1125 states and 3132 transitions. [2018-12-08 15:48:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3132 transitions. [2018-12-08 15:48:23,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:23,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:24,029 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1128 states and 3139 transitions. [2018-12-08 15:48:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3139 transitions. [2018-12-08 15:48:24,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:24,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:25,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 1130 states and 3141 transitions. [2018-12-08 15:48:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 3141 transitions. [2018-12-08 15:48:25,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 15:48:25,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1133 states and 3146 transitions. [2018-12-08 15:48:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3146 transitions. [2018-12-08 15:48:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:25,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 1138 states and 3154 transitions. [2018-12-08 15:48:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 3154 transitions. [2018-12-08 15:48:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:25,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1141 states and 3157 transitions. [2018-12-08 15:48:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3157 transitions. [2018-12-08 15:48:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:25,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:48:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1143 states and 3157 transitions. [2018-12-08 15:48:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 3157 transitions. [2018-12-08 15:48:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:26,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-08 15:48:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 1144 states and 3158 transitions. [2018-12-08 15:48:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 3158 transitions. [2018-12-08 15:48:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:26,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 1145 states and 3159 transitions. [2018-12-08 15:48:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 3159 transitions. [2018-12-08 15:48:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:26,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1146 states and 3160 transitions. [2018-12-08 15:48:26,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 3160 transitions. [2018-12-08 15:48:26,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:26,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,640 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1147 states and 3161 transitions. [2018-12-08 15:48:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3161 transitions. [2018-12-08 15:48:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:26,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,760 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1148 states and 3165 transitions. [2018-12-08 15:48:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 3165 transitions. [2018-12-08 15:48:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:26,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1149 states and 3166 transitions. [2018-12-08 15:48:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3166 transitions. [2018-12-08 15:48:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:26,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:26,968 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:27,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1151 states and 3169 transitions. [2018-12-08 15:48:27,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 3169 transitions. [2018-12-08 15:48:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:27,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:27,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 1153 states and 3173 transitions. [2018-12-08 15:48:27,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3173 transitions. [2018-12-08 15:48:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:27,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:27,786 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1154 states and 3178 transitions. [2018-12-08 15:48:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3178 transitions. [2018-12-08 15:48:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:27,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1155 states and 3179 transitions. [2018-12-08 15:48:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 3179 transitions. [2018-12-08 15:48:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:27,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1157 states and 3185 transitions. [2018-12-08 15:48:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 3185 transitions. [2018-12-08 15:48:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:28,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:28,876 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1158 states and 3185 transitions. [2018-12-08 15:48:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3185 transitions. [2018-12-08 15:48:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:29,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1160 states and 3187 transitions. [2018-12-08 15:48:29,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3187 transitions. [2018-12-08 15:48:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:29,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:29,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1161 states and 3188 transitions. [2018-12-08 15:48:29,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3188 transitions. [2018-12-08 15:48:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:29,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1168 states and 3200 transitions. [2018-12-08 15:48:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3200 transitions. [2018-12-08 15:48:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:30,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1169 states and 3201 transitions. [2018-12-08 15:48:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 3201 transitions. [2018-12-08 15:48:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:30,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:30,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 1176 states and 3217 transitions. [2018-12-08 15:48:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 3217 transitions. [2018-12-08 15:48:30,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:30,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:30,319 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-12-08 15:48:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1179 states and 3223 transitions. [2018-12-08 15:48:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 3223 transitions. [2018-12-08 15:48:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:30,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:30,834 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:31,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:31,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1180 states and 3224 transitions. [2018-12-08 15:48:31,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 3224 transitions. [2018-12-08 15:48:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:31,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:31,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1181 states and 3225 transitions. [2018-12-08 15:48:31,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3225 transitions. [2018-12-08 15:48:31,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:31,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1182 states and 3226 transitions. [2018-12-08 15:48:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3226 transitions. [2018-12-08 15:48:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:31,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1183 states and 3226 transitions. [2018-12-08 15:48:31,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 3226 transitions. [2018-12-08 15:48:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:31,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 15:48:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:31,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1184 states and 3226 transitions. [2018-12-08 15:48:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 3226 transitions. [2018-12-08 15:48:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:31,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,061 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 1186 states and 3228 transitions. [2018-12-08 15:48:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 3228 transitions. [2018-12-08 15:48:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 15:48:32,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1188 states and 3230 transitions. [2018-12-08 15:48:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 3230 transitions. [2018-12-08 15:48:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:32,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,434 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:48:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 1192 states and 3237 transitions. [2018-12-08 15:48:32,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 3237 transitions. [2018-12-08 15:48:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:48:32,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-08 15:48:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:32,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 1193 states and 3237 transitions. [2018-12-08 15:48:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3237 transitions. [2018-12-08 15:48:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:32,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,848 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2018-12-08 15:48:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1194 states and 3238 transitions. [2018-12-08 15:48:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 3238 transitions. [2018-12-08 15:48:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:48:32,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2018-12-08 15:48:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1197 states and 3241 transitions. [2018-12-08 15:48:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3241 transitions. [2018-12-08 15:48:33,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:33,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1203 states and 3251 transitions. [2018-12-08 15:48:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 3251 transitions. [2018-12-08 15:48:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:33,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-12-08 15:48:33,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1208 states and 3258 transitions. [2018-12-08 15:48:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3258 transitions. [2018-12-08 15:48:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:33,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-08 15:48:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 1209 states and 3259 transitions. [2018-12-08 15:48:33,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 3259 transitions. [2018-12-08 15:48:33,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:33,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:33,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1216 states and 3274 transitions. [2018-12-08 15:48:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 3274 transitions. [2018-12-08 15:48:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:33,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:33,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1217 states and 3275 transitions. [2018-12-08 15:48:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3275 transitions. [2018-12-08 15:48:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:33,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:33,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:33,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1218 states and 3280 transitions. [2018-12-08 15:48:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3280 transitions. [2018-12-08 15:48:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:33,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1219 states and 3281 transitions. [2018-12-08 15:48:34,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3281 transitions. [2018-12-08 15:48:34,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:34,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:34,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:34,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1220 states and 3284 transitions. [2018-12-08 15:48:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3284 transitions. [2018-12-08 15:48:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:34,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1223 states and 3287 transitions. [2018-12-08 15:48:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3287 transitions. [2018-12-08 15:48:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:35,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1226 states and 3291 transitions. [2018-12-08 15:48:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3291 transitions. [2018-12-08 15:48:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,096 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:36,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1227 states and 3292 transitions. [2018-12-08 15:48:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3292 transitions. [2018-12-08 15:48:36,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,223 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 1228 states and 3293 transitions. [2018-12-08 15:48:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 3293 transitions. [2018-12-08 15:48:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1229 states and 3294 transitions. [2018-12-08 15:48:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 3294 transitions. [2018-12-08 15:48:36,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:36,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1234 states and 3302 transitions. [2018-12-08 15:48:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 3302 transitions. [2018-12-08 15:48:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 1235 states and 3303 transitions. [2018-12-08 15:48:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3303 transitions. [2018-12-08 15:48:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 1236 states and 3307 transitions. [2018-12-08 15:48:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 3307 transitions. [2018-12-08 15:48:36,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:36,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:36,742 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1238 states and 3310 transitions. [2018-12-08 15:48:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 3310 transitions. [2018-12-08 15:48:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:37,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1242 states and 3334 transitions. [2018-12-08 15:48:39,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 3334 transitions. [2018-12-08 15:48:39,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:39,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:39,731 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1245 states and 3338 transitions. [2018-12-08 15:48:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 3338 transitions. [2018-12-08 15:48:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:39,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:39,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1246 states and 3339 transitions. [2018-12-08 15:48:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 3339 transitions. [2018-12-08 15:48:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 15:48:39,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 31 proven. 11 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1248 states and 3341 transitions. [2018-12-08 15:48:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 3341 transitions. [2018-12-08 15:48:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:39,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1251 states and 3345 transitions. [2018-12-08 15:48:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 3345 transitions. [2018-12-08 15:48:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:40,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,226 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 1255 states and 3352 transitions. [2018-12-08 15:48:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3352 transitions. [2018-12-08 15:48:40,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:48:40,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2018-12-08 15:48:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1262 states and 3354 transitions. [2018-12-08 15:48:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 3354 transitions. [2018-12-08 15:48:40,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:48:40,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:48:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1265 states and 3357 transitions. [2018-12-08 15:48:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 3357 transitions. [2018-12-08 15:48:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:48:40,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:48:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1266 states and 3358 transitions. [2018-12-08 15:48:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 3358 transitions. [2018-12-08 15:48:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:40,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,875 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-12-08 15:48:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:40,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1272 states and 3369 transitions. [2018-12-08 15:48:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3369 transitions. [2018-12-08 15:48:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:48:40,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-08 15:48:41,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1277 states and 3376 transitions. [2018-12-08 15:48:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 3376 transitions. [2018-12-08 15:48:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:48:41,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1278 states and 3377 transitions. [2018-12-08 15:48:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 3377 transitions. [2018-12-08 15:48:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:41,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 1279 states and 3380 transitions. [2018-12-08 15:48:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 3380 transitions. [2018-12-08 15:48:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:41,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1280 states and 3385 transitions. [2018-12-08 15:48:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 3385 transitions. [2018-12-08 15:48:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:41,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1281 states and 3386 transitions. [2018-12-08 15:48:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 3386 transitions. [2018-12-08 15:48:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:41,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:41,551 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:42,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:42,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1283 states and 3389 transitions. [2018-12-08 15:48:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 3389 transitions. [2018-12-08 15:48:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:42,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 15:48:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1284 states and 3389 transitions. [2018-12-08 15:48:42,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 3389 transitions. [2018-12-08 15:48:42,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:42,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1285 states and 3389 transitions. [2018-12-08 15:48:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 3389 transitions. [2018-12-08 15:48:42,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:42,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:48:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1286 states and 3390 transitions. [2018-12-08 15:48:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3390 transitions. [2018-12-08 15:48:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:43,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:43,215 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1287 states and 3391 transitions. [2018-12-08 15:48:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 3391 transitions. [2018-12-08 15:48:43,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:43,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:43,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1288 states and 3395 transitions. [2018-12-08 15:48:43,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 3395 transitions. [2018-12-08 15:48:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:43,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1289 states and 3396 transitions. [2018-12-08 15:48:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 3396 transitions. [2018-12-08 15:48:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:43,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1290 states and 3397 transitions. [2018-12-08 15:48:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3397 transitions. [2018-12-08 15:48:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:43,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:44,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1292 states and 3400 transitions. [2018-12-08 15:48:44,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 3400 transitions. [2018-12-08 15:48:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:44,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1295 states and 3426 transitions. [2018-12-08 15:48:44,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3426 transitions. [2018-12-08 15:48:44,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:44,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 15:48:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1297 states and 3430 transitions. [2018-12-08 15:48:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3430 transitions. [2018-12-08 15:48:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:44,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:44,891 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2018-12-08 15:48:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1302 states and 3481 transitions. [2018-12-08 15:48:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 3481 transitions. [2018-12-08 15:48:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:46,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:46,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:46,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1303 states and 3482 transitions. [2018-12-08 15:48:46,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3482 transitions. [2018-12-08 15:48:46,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:46,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 1304 states and 3483 transitions. [2018-12-08 15:48:46,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3483 transitions. [2018-12-08 15:48:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:46,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:46,766 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2018-12-08 15:48:46,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:46,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1310 states and 3492 transitions. [2018-12-08 15:48:46,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3492 transitions. [2018-12-08 15:48:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 15:48:46,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:48:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:46,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 1311 states and 3493 transitions. [2018-12-08 15:48:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 3493 transitions. [2018-12-08 15:48:46,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:48:46,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:47,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2018-12-08 15:48:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1313 states and 3504 transitions. [2018-12-08 15:48:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3504 transitions. [2018-12-08 15:48:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:48:47,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:47,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:47,658 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2018-12-08 15:48:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:47,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 1315 states and 3521 transitions. [2018-12-08 15:48:47,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 3521 transitions. [2018-12-08 15:48:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:47,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:47,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1321 states and 3532 transitions. [2018-12-08 15:48:47,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3532 transitions. [2018-12-08 15:48:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:48:47,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:48,096 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:48:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1322 states and 3532 transitions. [2018-12-08 15:48:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 3532 transitions. [2018-12-08 15:48:48,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:48,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:48:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1329 states and 3545 transitions. [2018-12-08 15:48:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 3545 transitions. [2018-12-08 15:48:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:48:48,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1330 states and 3546 transitions. [2018-12-08 15:48:48,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 3546 transitions. [2018-12-08 15:48:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:48,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,650 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:48,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1331 states and 3549 transitions. [2018-12-08 15:48:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3549 transitions. [2018-12-08 15:48:48,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:48,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:48:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1332 states and 3554 transitions. [2018-12-08 15:48:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3554 transitions. [2018-12-08 15:48:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:48,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1333 states and 3555 transitions. [2018-12-08 15:48:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 3555 transitions. [2018-12-08 15:48:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:48,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 1334 states and 3556 transitions. [2018-12-08 15:48:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 3556 transitions. [2018-12-08 15:48:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:49,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-12-08 15:48:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1335 states and 3560 transitions. [2018-12-08 15:48:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3560 transitions. [2018-12-08 15:48:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:49,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:49,216 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1336 states and 3561 transitions. [2018-12-08 15:48:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 3561 transitions. [2018-12-08 15:48:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 15:48:49,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-12-08 15:48:49,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:49,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1339 states and 3589 transitions. [2018-12-08 15:48:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 3589 transitions. [2018-12-08 15:48:49,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:49,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-08 15:48:53,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 1350 states and 3631 transitions. [2018-12-08 15:48:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 3631 transitions. [2018-12-08 15:48:53,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:53,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:53,250 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2018-12-08 15:48:54,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1350 states and 3629 transitions. [2018-12-08 15:48:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 3629 transitions. [2018-12-08 15:48:54,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:48:54,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:54,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2018-12-08 15:48:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:56,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1353 states and 3634 transitions. [2018-12-08 15:48:56,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 3634 transitions. [2018-12-08 15:48:56,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:48:56,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:57,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2018-12-08 15:48:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1354 states and 3637 transitions. [2018-12-08 15:48:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 3637 transitions. [2018-12-08 15:48:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:48:57,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:57,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2018-12-08 15:48:57,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:57,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1361 states and 3646 transitions. [2018-12-08 15:48:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 3646 transitions. [2018-12-08 15:48:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:57,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:48:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1365 states and 3653 transitions. [2018-12-08 15:48:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 3653 transitions. [2018-12-08 15:48:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:57,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 1366 states and 3654 transitions. [2018-12-08 15:48:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 3654 transitions. [2018-12-08 15:48:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 15:48:57,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:48:58,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1367 states and 3657 transitions. [2018-12-08 15:48:58,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 3657 transitions. [2018-12-08 15:48:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:48:58,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:58,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:48:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 1370 states and 3664 transitions. [2018-12-08 15:48:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3664 transitions. [2018-12-08 15:48:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:48:59,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:59,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:48:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1371 states and 3666 transitions. [2018-12-08 15:48:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 3666 transitions. [2018-12-08 15:48:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:48:59,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:00,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:00,093 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:49:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1372 states and 3666 transitions. [2018-12-08 15:49:00,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 3666 transitions. [2018-12-08 15:49:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:00,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:49:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1374 states and 3669 transitions. [2018-12-08 15:49:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 3669 transitions. [2018-12-08 15:49:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:01,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:01,526 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-12-08 15:49:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:01,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 1375 states and 3670 transitions. [2018-12-08 15:49:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3670 transitions. [2018-12-08 15:49:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:01,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2018-12-08 15:49:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1376 states and 3671 transitions. [2018-12-08 15:49:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 3671 transitions. [2018-12-08 15:49:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:01,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-12-08 15:49:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1378 states and 3675 transitions. [2018-12-08 15:49:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 3675 transitions. [2018-12-08 15:49:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:02,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1379 states and 3676 transitions. [2018-12-08 15:49:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 3676 transitions. [2018-12-08 15:49:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:02,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:02,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1383 states and 3681 transitions. [2018-12-08 15:49:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 3681 transitions. [2018-12-08 15:49:02,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:02,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:02,897 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:49:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 1384 states and 3682 transitions. [2018-12-08 15:49:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 3682 transitions. [2018-12-08 15:49:02,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:02,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:03,001 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:49:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1385 states and 3691 transitions. [2018-12-08 15:49:03,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 3691 transitions. [2018-12-08 15:49:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:03,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-12-08 15:49:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1387 states and 3694 transitions. [2018-12-08 15:49:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 3694 transitions. [2018-12-08 15:49:04,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 15:49:04,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1390 states and 3705 transitions. [2018-12-08 15:49:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 3705 transitions. [2018-12-08 15:49:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-08 15:49:06,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2018-12-08 15:49:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 1402 states and 3727 transitions. [2018-12-08 15:49:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 3727 transitions. [2018-12-08 15:49:06,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:06,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:49:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1403 states and 3729 transitions. [2018-12-08 15:49:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 3729 transitions. [2018-12-08 15:49:06,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:06,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 1404 states and 3730 transitions. [2018-12-08 15:49:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 3730 transitions. [2018-12-08 15:49:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:06,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 1411 states and 3744 transitions. [2018-12-08 15:49:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 3744 transitions. [2018-12-08 15:49:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:09,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:09,268 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1412 states and 3745 transitions. [2018-12-08 15:49:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 3745 transitions. [2018-12-08 15:49:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:10,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:49:10,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 1413 states and 3746 transitions. [2018-12-08 15:49:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 3746 transitions. [2018-12-08 15:49:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:10,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1414 states and 3751 transitions. [2018-12-08 15:49:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 3751 transitions. [2018-12-08 15:49:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 15:49:10,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1416 states and 3753 transitions. [2018-12-08 15:49:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 3753 transitions. [2018-12-08 15:49:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:11,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:11,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:11,463 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-12-08 15:49:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1421 states and 3767 transitions. [2018-12-08 15:49:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 3767 transitions. [2018-12-08 15:49:14,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:14,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:14,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-12-08 15:49:15,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1422 states and 3767 transitions. [2018-12-08 15:49:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 3767 transitions. [2018-12-08 15:49:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:15,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:15,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-12-08 15:49:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1424 states and 3770 transitions. [2018-12-08 15:49:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 3770 transitions. [2018-12-08 15:49:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:15,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:16,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-12-08 15:49:16,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 1425 states and 3776 transitions. [2018-12-08 15:49:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 3776 transitions. [2018-12-08 15:49:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:16,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1432 states and 3793 transitions. [2018-12-08 15:49:17,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 3793 transitions. [2018-12-08 15:49:17,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:17,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:17,128 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:49:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 1433 states and 3795 transitions. [2018-12-08 15:49:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 3795 transitions. [2018-12-08 15:49:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:17,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2018-12-08 15:49:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 1440 states and 3810 transitions. [2018-12-08 15:49:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 3810 transitions. [2018-12-08 15:49:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:17,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1441 states and 3811 transitions. [2018-12-08 15:49:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 3811 transitions. [2018-12-08 15:49:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:17,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 1446 states and 3819 transitions. [2018-12-08 15:49:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 3819 transitions. [2018-12-08 15:49:17,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:17,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:49:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 1447 states and 3822 transitions. [2018-12-08 15:49:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 3822 transitions. [2018-12-08 15:49:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:17,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:18,082 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 1449 states and 3824 transitions. [2018-12-08 15:49:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 3824 transitions. [2018-12-08 15:49:19,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:19,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 1450 states and 3829 transitions. [2018-12-08 15:49:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 3829 transitions. [2018-12-08 15:49:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 15:49:19,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 1451 states and 3832 transitions. [2018-12-08 15:49:20,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 3832 transitions. [2018-12-08 15:49:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:20,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:20,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2018-12-08 15:49:21,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:21,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1454 states and 3834 transitions. [2018-12-08 15:49:21,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 3834 transitions. [2018-12-08 15:49:21,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:21,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:21,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2018-12-08 15:49:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:21,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 1456 states and 3840 transitions. [2018-12-08 15:49:21,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 3840 transitions. [2018-12-08 15:49:21,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:21,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:22,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2018-12-08 15:49:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 1458 states and 3842 transitions. [2018-12-08 15:49:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 3842 transitions. [2018-12-08 15:49:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:22,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:23,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2018-12-08 15:49:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 1459 states and 3846 transitions. [2018-12-08 15:49:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 3846 transitions. [2018-12-08 15:49:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:23,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:49:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 1460 states and 3848 transitions. [2018-12-08 15:49:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 3848 transitions. [2018-12-08 15:49:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-08 15:49:23,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-08 15:49:23,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 1469 states and 3865 transitions. [2018-12-08 15:49:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 3865 transitions. [2018-12-08 15:49:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:23,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:23,925 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 1470 states and 3866 transitions. [2018-12-08 15:49:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 3866 transitions. [2018-12-08 15:49:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:23,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-12-08 15:49:24,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 1472 states and 3868 transitions. [2018-12-08 15:49:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 3868 transitions. [2018-12-08 15:49:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:24,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:25,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 1477 states and 3876 transitions. [2018-12-08 15:49:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 3876 transitions. [2018-12-08 15:49:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:25,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 1478 states and 3878 transitions. [2018-12-08 15:49:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 3878 transitions. [2018-12-08 15:49:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:25,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 1479 states and 3879 transitions. [2018-12-08 15:49:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 3879 transitions. [2018-12-08 15:49:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-08 15:49:25,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:25,323 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:25,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 1480 states and 3883 transitions. [2018-12-08 15:49:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 3883 transitions. [2018-12-08 15:49:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:25,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:25,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-12-08 15:49:25,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 1481 states and 3883 transitions. [2018-12-08 15:49:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 3883 transitions. [2018-12-08 15:49:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:25,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:25,752 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-12-08 15:49:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 1488 states and 3894 transitions. [2018-12-08 15:49:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 3894 transitions. [2018-12-08 15:49:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:26,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:26,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-08 15:49:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 1491 states and 3896 transitions. [2018-12-08 15:49:27,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 3896 transitions. [2018-12-08 15:49:27,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:27,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:27,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-12-08 15:49:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1493 states and 3902 transitions. [2018-12-08 15:49:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 3902 transitions. [2018-12-08 15:49:27,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:27,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:27,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2018-12-08 15:49:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:28,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 1495 states and 3906 transitions. [2018-12-08 15:49:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 3906 transitions. [2018-12-08 15:49:28,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:28,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:28,209 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-08 15:49:28,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:28,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 1496 states and 3908 transitions. [2018-12-08 15:49:28,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 3908 transitions. [2018-12-08 15:49:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:28,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2018-12-08 15:49:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 1497 states and 3910 transitions. [2018-12-08 15:49:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 3910 transitions. [2018-12-08 15:49:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:28,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:28,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 1500 states and 3914 transitions. [2018-12-08 15:49:28,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 3914 transitions. [2018-12-08 15:49:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 15:49:28,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1501 states and 3915 transitions. [2018-12-08 15:49:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 3915 transitions. [2018-12-08 15:49:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:28,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:28,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1502 states and 3915 transitions. [2018-12-08 15:49:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3915 transitions. [2018-12-08 15:49:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:29,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:29,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1503 states and 3915 transitions. [2018-12-08 15:49:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 3915 transitions. [2018-12-08 15:49:29,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:29,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:29,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 1504 states and 3916 transitions. [2018-12-08 15:49:29,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3916 transitions. [2018-12-08 15:49:29,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:29,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2018-12-08 15:49:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:30,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 1505 states and 3918 transitions. [2018-12-08 15:49:30,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3918 transitions. [2018-12-08 15:49:30,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 15:49:30,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2018-12-08 15:49:30,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:30,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 1506 states and 3918 transitions. [2018-12-08 15:49:30,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3918 transitions. [2018-12-08 15:49:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:30,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,309 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 1511 states and 3926 transitions. [2018-12-08 15:49:30,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3926 transitions. [2018-12-08 15:49:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 15:49:30,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:30,609 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-08 15:49:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 1513 states and 3932 transitions. [2018-12-08 15:49:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3932 transitions. [2018-12-08 15:49:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:30,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,743 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 1514 states and 3933 transitions. [2018-12-08 15:49:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3933 transitions. [2018-12-08 15:49:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:30,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 1516 states and 3935 transitions. [2018-12-08 15:49:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3935 transitions. [2018-12-08 15:49:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:31,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:31,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 1518 states and 3941 transitions. [2018-12-08 15:49:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3941 transitions. [2018-12-08 15:49:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:31,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-08 15:49:31,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 1519 states and 3942 transitions. [2018-12-08 15:49:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3942 transitions. [2018-12-08 15:49:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:31,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:31,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1520 states and 3943 transitions. [2018-12-08 15:49:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3943 transitions. [2018-12-08 15:49:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:31,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-12-08 15:49:31,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 1521 states and 3944 transitions. [2018-12-08 15:49:31,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3944 transitions. [2018-12-08 15:49:31,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:31,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:32,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 1524 states and 3957 transitions. [2018-12-08 15:49:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3957 transitions. [2018-12-08 15:49:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:32,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:32,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 1527 states and 3970 transitions. [2018-12-08 15:49:33,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3970 transitions. [2018-12-08 15:49:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 15:49:33,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:33,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:34,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:34,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 1530 states and 3983 transitions. [2018-12-08 15:49:34,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3983 transitions. [2018-12-08 15:49:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 15:49:34,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-12-08 15:49:34,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 1533 states and 3987 transitions. [2018-12-08 15:49:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3987 transitions. [2018-12-08 15:49:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:34,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2018-12-08 15:49:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:36,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 1539 states and 4020 transitions. [2018-12-08 15:49:36,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 4020 transitions. [2018-12-08 15:49:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:36,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:36,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 1542 states and 4026 transitions. [2018-12-08 15:49:37,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 4026 transitions. [2018-12-08 15:49:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:37,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:37,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 1545 states and 4032 transitions. [2018-12-08 15:49:38,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 4032 transitions. [2018-12-08 15:49:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 15:49:38,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 1548 states and 4036 transitions. [2018-12-08 15:49:38,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 4036 transitions. [2018-12-08 15:49:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:38,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:38,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 1550 states and 4039 transitions. [2018-12-08 15:49:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 4039 transitions. [2018-12-08 15:49:38,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:38,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:38,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2018-12-08 15:49:39,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:39,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 1552 states and 4049 transitions. [2018-12-08 15:49:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 4049 transitions. [2018-12-08 15:49:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:39,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:39,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-12-08 15:49:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 1553 states and 4051 transitions. [2018-12-08 15:49:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 4051 transitions. [2018-12-08 15:49:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:40,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:40,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-12-08 15:49:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 1554 states and 4053 transitions. [2018-12-08 15:49:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 4053 transitions. [2018-12-08 15:49:41,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 15:49:41,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:41,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-12-08 15:49:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 1555 states and 4055 transitions. [2018-12-08 15:49:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 4055 transitions. [2018-12-08 15:49:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:41,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-08 15:49:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 1556 states and 4055 transitions. [2018-12-08 15:49:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 4055 transitions. [2018-12-08 15:49:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:42,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 15:49:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 1563 states and 4067 transitions. [2018-12-08 15:49:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 4067 transitions. [2018-12-08 15:49:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:42,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2018-12-08 15:49:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 1564 states and 4067 transitions. [2018-12-08 15:49:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 4067 transitions. [2018-12-08 15:49:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-08 15:49:42,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2018-12-08 15:49:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:43,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 1565 states and 4067 transitions. [2018-12-08 15:49:43,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 4067 transitions. [2018-12-08 15:49:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 15:49:43,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:43,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2018-12-08 15:49:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1567 states and 4069 transitions. [2018-12-08 15:49:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 4069 transitions. [2018-12-08 15:49:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 15:49:44,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:44,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:44,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 1569 states and 4070 transitions. [2018-12-08 15:49:44,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 4070 transitions. [2018-12-08 15:49:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:44,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-12-08 15:49:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 1571 states and 4072 transitions. [2018-12-08 15:49:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 4072 transitions. [2018-12-08 15:49:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 15:49:44,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2018-12-08 15:49:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 1574 states and 4077 transitions. [2018-12-08 15:49:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 4077 transitions. [2018-12-08 15:49:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 15:49:44,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:45,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:45,061 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 1575 states and 4077 transitions. [2018-12-08 15:49:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 4077 transitions. [2018-12-08 15:49:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-08 15:49:45,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 1576 states and 4077 transitions. [2018-12-08 15:49:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 4077 transitions. [2018-12-08 15:49:45,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-08 15:49:45,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 1577 states and 4078 transitions. [2018-12-08 15:49:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 4078 transitions. [2018-12-08 15:49:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:45,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-08 15:49:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1578 states and 4088 transitions. [2018-12-08 15:49:45,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 4088 transitions. [2018-12-08 15:49:45,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 15:49:45,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:46,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:49:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1579 states and 4088 transitions. [2018-12-08 15:49:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 4088 transitions. [2018-12-08 15:49:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 15:49:46,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:46,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:49:46,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:46,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1580 states and 4088 transitions. [2018-12-08 15:49:46,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 4088 transitions. [2018-12-08 15:49:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 15:49:46,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:46,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:46,919 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-08 15:49:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1581 states and 4088 transitions. [2018-12-08 15:49:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 4088 transitions. [2018-12-08 15:49:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-08 15:49:47,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2018-12-08 15:49:47,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:47,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 1582 states and 4090 transitions. [2018-12-08 15:49:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 4090 transitions. [2018-12-08 15:49:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:47,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 1587 states and 4098 transitions. [2018-12-08 15:49:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 4098 transitions. [2018-12-08 15:49:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-08 15:49:48,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:48,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2018-12-08 15:49:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 1588 states and 4098 transitions. [2018-12-08 15:49:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 4098 transitions. [2018-12-08 15:49:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:48,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2018-12-08 15:49:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 1594 states and 4108 transitions. [2018-12-08 15:49:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 4108 transitions. [2018-12-08 15:49:48,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 15:49:48,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:49,148 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2018-12-08 15:49:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:49,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 1594 states and 4107 transitions. [2018-12-08 15:49:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 4107 transitions. [2018-12-08 15:49:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:49,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 1595 states and 4108 transitions. [2018-12-08 15:49:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 4108 transitions. [2018-12-08 15:49:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:49,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-08 15:49:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 1594 states and 4098 transitions. [2018-12-08 15:49:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 4098 transitions. [2018-12-08 15:49:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:49,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-08 15:49:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 1595 states and 4099 transitions. [2018-12-08 15:49:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 4099 transitions. [2018-12-08 15:49:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:49,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2018-12-08 15:49:49,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 1595 states and 4097 transitions. [2018-12-08 15:49:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 4097 transitions. [2018-12-08 15:49:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 15:49:49,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:50,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:50,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 1597 states and 4099 transitions. [2018-12-08 15:49:50,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 4099 transitions. [2018-12-08 15:49:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:50,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 1600 states and 4103 transitions. [2018-12-08 15:49:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 4103 transitions. [2018-12-08 15:49:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:50,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-08 15:49:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 1600 states and 4102 transitions. [2018-12-08 15:49:50,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 4102 transitions. [2018-12-08 15:49:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:50,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:50,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 1601 states and 4103 transitions. [2018-12-08 15:49:50,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 4103 transitions. [2018-12-08 15:49:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:50,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2018-12-08 15:49:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 1603 states and 4105 transitions. [2018-12-08 15:49:50,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 4105 transitions. [2018-12-08 15:49:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:50,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:51,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:51,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 1605 states and 4107 transitions. [2018-12-08 15:49:51,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 4107 transitions. [2018-12-08 15:49:51,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 15:49:51,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:51,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-08 15:49:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:51,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 1626 states and 4145 transitions. [2018-12-08 15:49:51,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 4145 transitions. [2018-12-08 15:49:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 15:49:51,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:51,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-08 15:49:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 1630 states and 4150 transitions. [2018-12-08 15:49:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 4150 transitions. [2018-12-08 15:49:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:49:52,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2018-12-08 15:49:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 1631 states and 4151 transitions. [2018-12-08 15:49:52,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 4151 transitions. [2018-12-08 15:49:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:52,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 1632 states and 4152 transitions. [2018-12-08 15:49:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 4152 transitions. [2018-12-08 15:49:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:52,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:52,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-12-08 15:49:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 1636 states and 4160 transitions. [2018-12-08 15:49:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 4160 transitions. [2018-12-08 15:49:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:53,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:53,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-12-08 15:49:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 1639 states and 4165 transitions. [2018-12-08 15:49:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 4165 transitions. [2018-12-08 15:49:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:53,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:54,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-08 15:49:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 1642 states and 4167 transitions. [2018-12-08 15:49:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 4167 transitions. [2018-12-08 15:49:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:54,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:54,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-08 15:49:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 1643 states and 4168 transitions. [2018-12-08 15:49:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 4168 transitions. [2018-12-08 15:49:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:54,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:54,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-08 15:49:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 1644 states and 4170 transitions. [2018-12-08 15:49:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 4170 transitions. [2018-12-08 15:49:55,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 15:49:55,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:55,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-08 15:49:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 1646 states and 4171 transitions. [2018-12-08 15:49:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 4171 transitions. [2018-12-08 15:49:55,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:49:55,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:55,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:55,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 1651 states and 4181 transitions. [2018-12-08 15:49:55,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 4181 transitions. [2018-12-08 15:49:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:55,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2018-12-08 15:49:56,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 1653 states and 4187 transitions. [2018-12-08 15:49:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 4187 transitions. [2018-12-08 15:49:56,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:56,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2018-12-08 15:49:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 1654 states and 4188 transitions. [2018-12-08 15:49:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 4188 transitions. [2018-12-08 15:49:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 15:49:56,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:56,235 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2018-12-08 15:49:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 1657 states and 4192 transitions. [2018-12-08 15:49:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 4192 transitions. [2018-12-08 15:49:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 15:49:56,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:56,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:56,584 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-08 15:49:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:56,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 1659 states and 4194 transitions. [2018-12-08 15:49:56,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 4194 transitions. [2018-12-08 15:49:56,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 15:49:56,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:56,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:49:56,937 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2018-12-08 15:49:57,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 1663 states and 4200 transitions. [2018-12-08 15:49:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 4200 transitions. [2018-12-08 15:49:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:57,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2018-12-08 15:49:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 1664 states and 4200 transitions. [2018-12-08 15:49:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 4200 transitions. [2018-12-08 15:49:57,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 15:49:57,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 1665 states and 4201 transitions. [2018-12-08 15:49:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 4201 transitions. [2018-12-08 15:49:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:57,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 1667 states and 4203 transitions. [2018-12-08 15:49:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 4203 transitions. [2018-12-08 15:49:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:57,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:57,691 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 1675 states and 4218 transitions. [2018-12-08 15:49:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 4218 transitions. [2018-12-08 15:49:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:57,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 1676 states and 4220 transitions. [2018-12-08 15:49:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 4220 transitions. [2018-12-08 15:49:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:58,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,166 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2018-12-08 15:49:58,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 1681 states and 4229 transitions. [2018-12-08 15:49:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 4229 transitions. [2018-12-08 15:49:58,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-12-08 15:49:58,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2018-12-08 15:49:58,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 1679 states and 4222 transitions. [2018-12-08 15:49:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 4222 transitions. [2018-12-08 15:49:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:58,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 1680 states and 4223 transitions. [2018-12-08 15:49:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 4223 transitions. [2018-12-08 15:49:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 15:49:58,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 30 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 1681 states and 4224 transitions. [2018-12-08 15:49:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 4224 transitions. [2018-12-08 15:49:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:49:58,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 35 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 1686 states and 4232 transitions. [2018-12-08 15:49:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 4232 transitions. [2018-12-08 15:49:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:49:58,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 1687 states and 4234 transitions. [2018-12-08 15:49:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 4234 transitions. [2018-12-08 15:49:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:49:58,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 30 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:59,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 1688 states and 4234 transitions. [2018-12-08 15:49:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 4234 transitions. [2018-12-08 15:49:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-08 15:49:59,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2018-12-08 15:49:59,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 1689 states and 4235 transitions. [2018-12-08 15:49:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 4235 transitions. [2018-12-08 15:49:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:59,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-12-08 15:49:59,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:59,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 1691 states and 4237 transitions. [2018-12-08 15:49:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 4237 transitions. [2018-12-08 15:49:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 15:49:59,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2018-12-08 15:49:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 1692 states and 4238 transitions. [2018-12-08 15:49:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 4238 transitions. [2018-12-08 15:49:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:59,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:49:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 31 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:49:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:49:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 1697 states and 4247 transitions. [2018-12-08 15:49:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 4247 transitions. [2018-12-08 15:49:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:49:59,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:49:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 50 proven. 13 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2018-12-08 15:50:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 1698 states and 4248 transitions. [2018-12-08 15:50:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 4248 transitions. [2018-12-08 15:50:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 15:50:00,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 37 proven. 11 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-12-08 15:50:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 1700 states and 4249 transitions. [2018-12-08 15:50:00,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 4249 transitions. [2018-12-08 15:50:00,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-12-08 15:50:00,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 50 proven. 13 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2018-12-08 15:50:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1701 states and 4250 transitions. [2018-12-08 15:50:00,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 4250 transitions. [2018-12-08 15:50:00,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:00,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:00,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1702 states and 4250 transitions. [2018-12-08 15:50:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 4250 transitions. [2018-12-08 15:50:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:00,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:00,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1703 states and 4250 transitions. [2018-12-08 15:50:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 4250 transitions. [2018-12-08 15:50:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:01,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:01,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:01,324 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:01,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1704 states and 4250 transitions. [2018-12-08 15:50:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 4250 transitions. [2018-12-08 15:50:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:01,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:01,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:02,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1705 states and 4250 transitions. [2018-12-08 15:50:02,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 4250 transitions. [2018-12-08 15:50:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:02,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:02,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:02,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1706 states and 4250 transitions. [2018-12-08 15:50:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 4250 transitions. [2018-12-08 15:50:02,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 15:50:02,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:02,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-12-08 15:50:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 1707 states and 4250 transitions. [2018-12-08 15:50:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 4250 transitions. [2018-12-08 15:50:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 15:50:02,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:03,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2018-12-08 15:50:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4435 states to 1708 states and 4252 transitions. [2018-12-08 15:50:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 4252 transitions. [2018-12-08 15:50:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 15:50:03,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:03,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:03,906 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2018-12-08 15:50:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 1709 states and 4254 transitions. [2018-12-08 15:50:04,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 4254 transitions. [2018-12-08 15:50:04,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 15:50:04,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:04,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2018-12-08 15:50:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:04,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 1710 states and 4255 transitions. [2018-12-08 15:50:04,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 4255 transitions. [2018-12-08 15:50:04,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 15:50:04,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:04,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:05,022 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2018-12-08 15:50:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 1713 states and 4257 transitions. [2018-12-08 15:50:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 4257 transitions. [2018-12-08 15:50:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 15:50:05,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:05,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2018-12-08 15:50:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4441 states to 1715 states and 4258 transitions. [2018-12-08 15:50:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 4258 transitions. [2018-12-08 15:50:05,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 15:50:05,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:05,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:05,756 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-08 15:50:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1734 states and 4272 transitions. [2018-12-08 15:50:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 4272 transitions. [2018-12-08 15:50:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 15:50:05,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:06,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-08 15:50:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1736 states and 4272 transitions. [2018-12-08 15:50:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 4272 transitions. [2018-12-08 15:50:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-08 15:50:06,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:06,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-08 15:50:06,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1737 states and 4272 transitions. [2018-12-08 15:50:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 4272 transitions. [2018-12-08 15:50:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-08 15:50:06,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:06,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-08 15:50:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1739 states and 4272 transitions. [2018-12-08 15:50:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 4272 transitions. [2018-12-08 15:50:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-08 15:50:07,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:07,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2018-12-08 15:50:07,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 1741 states and 4275 transitions. [2018-12-08 15:50:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 4275 transitions. [2018-12-08 15:50:07,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-08 15:50:07,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:07,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1051 trivial. 0 not checked. [2018-12-08 15:50:07,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:07,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4467 states to 1757 states and 4284 transitions. [2018-12-08 15:50:07,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 4284 transitions. [2018-12-08 15:50:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-08 15:50:07,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:08,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1296 trivial. 0 not checked. [2018-12-08 15:50:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:08,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 1758 states and 4285 transitions. [2018-12-08 15:50:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 4285 transitions. [2018-12-08 15:50:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-08 15:50:08,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:08,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1299 trivial. 0 not checked. [2018-12-08 15:50:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 1762 states and 4289 transitions. [2018-12-08 15:50:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 4289 transitions. [2018-12-08 15:50:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-08 15:50:08,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:09,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:09,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2018-12-08 15:50:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:09,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 1772 states and 4297 transitions. [2018-12-08 15:50:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 4297 transitions. [2018-12-08 15:50:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-12-08 15:50:09,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:09,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:09,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2018-12-08 15:50:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 1779 states and 4298 transitions. [2018-12-08 15:50:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 4298 transitions. [2018-12-08 15:50:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-12-08 15:50:09,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:50:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:10,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:50:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2018-12-08 15:50:10,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:50:10,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 1204 states and 2932 transitions. [2018-12-08 15:50:10,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2932 transitions. [2018-12-08 15:50:10,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 15:50:10,407 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 503 iterations. [2018-12-08 15:50:10,413 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 15:50:11,617 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,619 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,620 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,623 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,624 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-08 15:50:11,625 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,626 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,627 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:50:11,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 03:50:11 ImpRootNode [2018-12-08 15:50:11,628 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 15:50:11,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 15:50:11,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 15:50:11,628 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 15:50:11,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:46:52" (3/4) ... [2018-12-08 15:50:11,632 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_i2c_read [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_prep_lba28 [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_prep_lba48 [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __pdc20621_push_hdma [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_pkt_footer [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ata_port_pbar_desc [2018-12-08 15:50:11,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc_reset_port [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_toio [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_push_hdma [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread8 [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_ata_pkt [2018-12-08 15:50:11,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-08 15:50:11,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-12-08 15:50:11,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pdc20621_dump_hdma [2018-12-08 15:50:11,660 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 258 nodes and edges [2018-12-08 15:50:11,662 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 87 nodes and edges [2018-12-08 15:50:11,665 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 15:50:11,667 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 15:50:11,669 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 15:50:11,671 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 15:50:11,800 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a99ee97b-4291-4698-a670-1b915ff26c0e/bin-2019/ukojak/witness.graphml [2018-12-08 15:50:11,800 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 15:50:11,801 INFO L168 Benchmark]: Toolchain (without parser) took 335763.14 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.1 GB). Free memory was 951.3 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 539.4 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,802 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 15:50:11,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1082.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 951.3 MB in the beginning and 1.0 GB in the end (delta: -52.6 MB). Peak memory consumption was 147.3 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 990.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,803 INFO L168 Benchmark]: Boogie Preprocessor took 68.16 ms. Allocated memory is still 1.2 GB. Free memory was 990.0 MB in the beginning and 976.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,803 INFO L168 Benchmark]: RCFGBuilder took 135241.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 161.5 MB). Free memory was 976.2 MB in the beginning and 1.2 GB in the end (delta: -214.2 MB). Peak memory consumption was 314.2 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,803 INFO L168 Benchmark]: CodeCheck took 199114.57 ms. Allocated memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: 1.8 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,803 INFO L168 Benchmark]: Witness Printer took 172.07 ms. Allocated memory is still 3.1 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 88.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 11.5 GB. [2018-12-08 15:50:11,805 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 25 procedures, 538 locations, 1 error locations. SAFE Result, 197.8s OverallTime, 503 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 91640 SDtfs, 1479444220 SDslu, 1570207428 SDs, 0 SdLazy, 681465432 SolverSat, 1325440812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2040.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1067408 GetRequests, 1063000 SyntacticMatches, 3090 SemanticMatches, 1318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1028737 ImplicationChecksByTransitivity, 116.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 9.8s SsaConstructionTime, 23.3s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 121135 NumberOfCodeBlocks, 121135 NumberOfCodeBlocksAsserted, 502 NumberOfCheckSat, 120633 ConstructedInterpolants, 0 QuantifiedInterpolants, 50442226 SizeOfPredicates, 0 NumberOfNonLiveVariables, 311932 ConjunctsInSsa, 360 ConjunctsInUnsatCore, 502 InterpolantComputations, 356 PerfectInterpolantSequences, 227255/228670 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: 4977]: 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: 5723]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6634]: Loop Invariant Derived loop invariant: !(0 == ldv_state_variable_0) || (!(ldv_spin == 0) && !(0 == ldv_state_variable_1)) - InvariantResult [Line: 6931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7037]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5903]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6059]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6596]: Loop Invariant Derived loop invariant: (((!(ldv_state_variable_2 == 1) || !(0 == ldv_state_variable_1)) || 0 == ldv_state_variable_0) || 0 == ldv_state_variable_3) || !(ldv_spin == 0) - InvariantResult [Line: 6259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5521]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6152]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6606]: Loop Invariant Derived loop invariant: (((!(ldv_spin == 0) || !(0 == ldv_state_variable_1)) || 0 == ldv_state_variable_3) || !(ldv_state_variable_2 == 1)) || 0 == ldv_state_variable_0 - InvariantResult [Line: 5724]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6998]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6626]: Loop Invariant Derived loop invariant: !(0 == ldv_state_variable_0) || (!(ldv_spin == 0) && !(0 == ldv_state_variable_1)) - InvariantResult [Line: 6846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6560]: Loop Invariant Derived loop invariant: 1 * 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 982.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1082.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 951.3 MB in the beginning and 1.0 GB in the end (delta: -52.6 MB). Peak memory consumption was 147.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 990.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.16 ms. Allocated memory is still 1.2 GB. Free memory was 990.0 MB in the beginning and 976.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 135241.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 161.5 MB). Free memory was 976.2 MB in the beginning and 1.2 GB in the end (delta: -214.2 MB). Peak memory consumption was 314.2 MB. Max. memory is 11.5 GB. * CodeCheck took 199114.57 ms. Allocated memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: 1.8 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 172.07 ms. Allocated memory is still 3.1 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 88.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...