./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/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 23fb6cb27db863fba8c66db6bea6f54d08565d93 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/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 23fb6cb27db863fba8c66db6bea6f54d08565d93 .................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 19:22:48,161 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:22:48,162 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:22:48,169 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:22:48,170 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:22:48,170 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:22:48,171 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:22:48,173 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:22:48,174 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:22:48,174 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:22:48,175 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:22:48,175 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:22:48,176 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:22:48,176 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:22:48,177 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:22:48,177 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:22:48,178 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:22:48,179 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:22:48,180 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:22:48,181 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:22:48,182 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:22:48,183 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:22:48,184 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:22:48,184 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:22:48,185 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:22:48,185 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:22:48,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:22:48,187 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:22:48,187 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:22:48,188 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:22:48,188 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:22:48,189 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:22:48,189 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:22:48,189 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:22:48,190 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:22:48,190 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:22:48,191 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-18 19:22:48,201 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:22:48,201 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:22:48,202 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:22:48,202 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:22:48,203 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:22:48,203 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:22:48,203 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:22:48,203 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:22:48,203 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:22:48,203 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:22:48,203 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:22:48,204 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:22:48,204 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:22:48,204 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:22:48,204 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:22:48,204 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:22:48,204 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:22:48,204 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:22:48,205 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:22:48,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:22:48,205 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:22:48,205 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:22:48,205 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:22:48,205 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:22:48,206 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:22:48,206 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:22:48,206 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 19:22:48,206 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_0584d72d-6be7-4e88-9c1c-f337d555f387/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 -> 23fb6cb27db863fba8c66db6bea6f54d08565d93 [2018-11-18 19:22:48,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:22:48,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:22:48,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:22:48,242 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:22:48,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:22:48,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 19:22:48,289 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/cabbf4161/e08134a4e11b46eaa1a065c5fd1d94c0/FLAG7728548b9 [2018-11-18 19:22:48,738 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:22:48,739 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 19:22:48,757 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/cabbf4161/e08134a4e11b46eaa1a065c5fd1d94c0/FLAG7728548b9 [2018-11-18 19:22:49,264 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/cabbf4161/e08134a4e11b46eaa1a065c5fd1d94c0 [2018-11-18 19:22:49,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:22:49,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:22:49,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:22:49,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:22:49,271 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:22:49,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:22:49" (1/1) ... [2018-11-18 19:22:49,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ea648d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:49, skipping insertion in model container [2018-11-18 19:22:49,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:22:49" (1/1) ... [2018-11-18 19:22:49,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:22:49,358 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:22:50,320 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:22:50,343 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:22:50,670 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:22:50,713 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:22:50,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50 WrapperNode [2018-11-18 19:22:50,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:22:50,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:22:50,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:22:50,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:22:50,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:22:50,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:22:50,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:22:50,770 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:22:50,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... [2018-11-18 19:22:50,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:22:50,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:22:50,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:22:50,821 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:22:50,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:22:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:22:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 19:22:50,875 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 19:22:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 19:22:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 19:22:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 19:22:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 19:22:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 19:22:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 19:22:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 19:22:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 19:22:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 19:22:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 19:22:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 19:22:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 19:22:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 19:22:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 19:22:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 19:22:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 19:22:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 19:22:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 19:22:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 19:22:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 19:22:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 19:22:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 19:22:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 19:22:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 19:22:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 19:22:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 19:22:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 19:22:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:22:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:22:55,482 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:22:55,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:22:55 BoogieIcfgContainer [2018-11-18 19:22:55,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:22:55,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:22:55,482 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:22:55,489 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:22:55,489 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:22:55" (1/1) ... [2018-11-18 19:22:55,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:22:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2018-11-18 19:22:55,522 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2018-11-18 19:22:55,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 19:22:55,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:22:55,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 106 states and 151 transitions. [2018-11-18 19:22:56,000 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2018-11-18 19:22:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 19:22:56,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 19:22:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 107 states and 152 transitions. [2018-11-18 19:22:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2018-11-18 19:22:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 19:22:56,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:22:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 110 states and 163 transitions. [2018-11-18 19:22:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 163 transitions. [2018-11-18 19:22:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 19:22:56,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:22:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 109 states and 159 transitions. [2018-11-18 19:22:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 159 transitions. [2018-11-18 19:22:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 19:22:56,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:22:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:56,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 111 states and 161 transitions. [2018-11-18 19:22:56,442 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2018-11-18 19:22:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 19:22:56,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:22:57,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:57,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 123 states and 190 transitions. [2018-11-18 19:22:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 190 transitions. [2018-11-18 19:22:57,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 19:22:57,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:22:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 136 states and 221 transitions. [2018-11-18 19:22:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2018-11-18 19:22:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 19:22:58,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:22:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 135 states and 215 transitions. [2018-11-18 19:22:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2018-11-18 19:22:58,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 19:22:58,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:58,293 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:22:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 149 states and 246 transitions. [2018-11-18 19:22:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 246 transitions. [2018-11-18 19:22:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 19:22:59,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:22:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:22:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 150 states and 246 transitions. [2018-11-18 19:22:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2018-11-18 19:22:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 19:22:59,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:22:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:22:59,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:00,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:00,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 165 states and 278 transitions. [2018-11-18 19:23:00,623 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 278 transitions. [2018-11-18 19:23:00,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 19:23:00,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:00,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:00,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 166 states and 278 transitions. [2018-11-18 19:23:00,703 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 278 transitions. [2018-11-18 19:23:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 19:23:00,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:00,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 182 states and 311 transitions. [2018-11-18 19:23:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 311 transitions. [2018-11-18 19:23:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 19:23:03,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 19:23:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 186 states and 321 transitions. [2018-11-18 19:23:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 321 transitions. [2018-11-18 19:23:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 19:23:03,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 187 states and 321 transitions. [2018-11-18 19:23:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 321 transitions. [2018-11-18 19:23:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 19:23:03,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 188 states and 321 transitions. [2018-11-18 19:23:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 321 transitions. [2018-11-18 19:23:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 19:23:03,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 194 states and 338 transitions. [2018-11-18 19:23:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 338 transitions. [2018-11-18 19:23:03,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 19:23:03,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 195 states and 338 transitions. [2018-11-18 19:23:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 338 transitions. [2018-11-18 19:23:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 19:23:03,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:03,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 196 states and 338 transitions. [2018-11-18 19:23:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 338 transitions. [2018-11-18 19:23:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 19:23:03,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 202 states and 355 transitions. [2018-11-18 19:23:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 355 transitions. [2018-11-18 19:23:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 19:23:04,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:04,128 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 203 states and 355 transitions. [2018-11-18 19:23:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 355 transitions. [2018-11-18 19:23:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 19:23:04,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:04,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 209 states and 372 transitions. [2018-11-18 19:23:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 372 transitions. [2018-11-18 19:23:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 19:23:04,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:04,341 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 210 states and 372 transitions. [2018-11-18 19:23:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 372 transitions. [2018-11-18 19:23:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 19:23:04,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:04,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 213 states and 386 transitions. [2018-11-18 19:23:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 386 transitions. [2018-11-18 19:23:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 19:23:04,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:05,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:05,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 219 states and 405 transitions. [2018-11-18 19:23:05,074 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 405 transitions. [2018-11-18 19:23:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 19:23:05,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 220 states and 405 transitions. [2018-11-18 19:23:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 405 transitions. [2018-11-18 19:23:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 19:23:05,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:05,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 226 states and 424 transitions. [2018-11-18 19:23:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 424 transitions. [2018-11-18 19:23:05,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 19:23:05,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:05,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 227 states and 424 transitions. [2018-11-18 19:23:05,475 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 424 transitions. [2018-11-18 19:23:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 19:23:05,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 232 states and 445 transitions. [2018-11-18 19:23:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 445 transitions. [2018-11-18 19:23:06,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 19:23:06,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 235 states and 459 transitions. [2018-11-18 19:23:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 459 transitions. [2018-11-18 19:23:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 19:23:06,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:06,444 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 241 states and 475 transitions. [2018-11-18 19:23:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 475 transitions. [2018-11-18 19:23:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 19:23:06,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:06,766 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 242 states and 475 transitions. [2018-11-18 19:23:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 475 transitions. [2018-11-18 19:23:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 19:23:06,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 241 states and 457 transitions. [2018-11-18 19:23:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 457 transitions. [2018-11-18 19:23:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 19:23:07,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 245 states and 467 transitions. [2018-11-18 19:23:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 467 transitions. [2018-11-18 19:23:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 19:23:07,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:07,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:07,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 248 states and 472 transitions. [2018-11-18 19:23:07,744 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 472 transitions. [2018-11-18 19:23:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 19:23:07,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:07,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:07,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 250 states and 475 transitions. [2018-11-18 19:23:07,893 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 475 transitions. [2018-11-18 19:23:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 19:23:07,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 252 states and 477 transitions. [2018-11-18 19:23:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 477 transitions. [2018-11-18 19:23:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 19:23:07,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:07,991 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 258 states and 492 transitions. [2018-11-18 19:23:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 492 transitions. [2018-11-18 19:23:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 19:23:08,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:08,471 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:08,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 259 states and 492 transitions. [2018-11-18 19:23:08,645 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 492 transitions. [2018-11-18 19:23:08,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 19:23:08,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:08,669 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 494 transitions. [2018-11-18 19:23:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 494 transitions. [2018-11-18 19:23:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:08,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:08,711 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:23:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 263 states and 497 transitions. [2018-11-18 19:23:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 497 transitions. [2018-11-18 19:23:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:08,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 267 states and 507 transitions. [2018-11-18 19:23:09,424 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 507 transitions. [2018-11-18 19:23:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:09,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:09,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 270 states and 512 transitions. [2018-11-18 19:23:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 512 transitions. [2018-11-18 19:23:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:09,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 272 states and 515 transitions. [2018-11-18 19:23:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 515 transitions. [2018-11-18 19:23:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:09,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:09,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 274 states and 517 transitions. [2018-11-18 19:23:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 517 transitions. [2018-11-18 19:23:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 19:23:09,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:09,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 276 states and 520 transitions. [2018-11-18 19:23:09,742 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 520 transitions. [2018-11-18 19:23:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 19:23:09,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:09,760 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 282 states and 535 transitions. [2018-11-18 19:23:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 535 transitions. [2018-11-18 19:23:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 19:23:10,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 283 states and 535 transitions. [2018-11-18 19:23:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 535 transitions. [2018-11-18 19:23:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 19:23:10,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,255 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 285 states and 538 transitions. [2018-11-18 19:23:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 538 transitions. [2018-11-18 19:23:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 19:23:10,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,293 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 287 states and 541 transitions. [2018-11-18 19:23:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 541 transitions. [2018-11-18 19:23:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 19:23:10,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 289 states and 543 transitions. [2018-11-18 19:23:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 543 transitions. [2018-11-18 19:23:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 19:23:10,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 291 states and 545 transitions. [2018-11-18 19:23:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 545 transitions. [2018-11-18 19:23:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 19:23:10,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 295 states and 555 transitions. [2018-11-18 19:23:10,645 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 555 transitions. [2018-11-18 19:23:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 19:23:10,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 297 states and 558 transitions. [2018-11-18 19:23:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 558 transitions. [2018-11-18 19:23:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 19:23:10,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 304 states and 571 transitions. [2018-11-18 19:23:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 571 transitions. [2018-11-18 19:23:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 19:23:10,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:10,816 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:10,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 306 states and 573 transitions. [2018-11-18 19:23:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 573 transitions. [2018-11-18 19:23:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 19:23:10,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:12,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 325 states and 622 transitions. [2018-11-18 19:23:12,399 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 622 transitions. [2018-11-18 19:23:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 19:23:12,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 635 transitions. [2018-11-18 19:23:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 635 transitions. [2018-11-18 19:23:12,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 19:23:12,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 333 states and 636 transitions. [2018-11-18 19:23:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 636 transitions. [2018-11-18 19:23:12,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 19:23:12,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 19:23:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 333 states and 635 transitions. [2018-11-18 19:23:13,070 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 635 transitions. [2018-11-18 19:23:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 19:23:13,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 340 states and 648 transitions. [2018-11-18 19:23:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 648 transitions. [2018-11-18 19:23:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 19:23:13,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 341 states and 649 transitions. [2018-11-18 19:23:13,210 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 649 transitions. [2018-11-18 19:23:13,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 19:23:13,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 348 states and 663 transitions. [2018-11-18 19:23:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 663 transitions. [2018-11-18 19:23:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 19:23:13,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 349 states and 669 transitions. [2018-11-18 19:23:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 669 transitions. [2018-11-18 19:23:13,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 19:23:13,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 350 states and 670 transitions. [2018-11-18 19:23:13,487 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 670 transitions. [2018-11-18 19:23:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 19:23:13,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 357 states and 683 transitions. [2018-11-18 19:23:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 683 transitions. [2018-11-18 19:23:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 19:23:13,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,651 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 359 states and 691 transitions. [2018-11-18 19:23:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 691 transitions. [2018-11-18 19:23:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 19:23:13,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:13,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 360 states and 692 transitions. [2018-11-18 19:23:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 692 transitions. [2018-11-18 19:23:13,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 19:23:13,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:15,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 383 states and 776 transitions. [2018-11-18 19:23:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 776 transitions. [2018-11-18 19:23:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 19:23:15,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 386 states and 804 transitions. [2018-11-18 19:23:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 804 transitions. [2018-11-18 19:23:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 19:23:16,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 387 states and 805 transitions. [2018-11-18 19:23:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 805 transitions. [2018-11-18 19:23:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 19:23:16,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 389 states and 808 transitions. [2018-11-18 19:23:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 808 transitions. [2018-11-18 19:23:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 19:23:16,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 395 states and 825 transitions. [2018-11-18 19:23:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 825 transitions. [2018-11-18 19:23:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 19:23:16,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,909 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 398 states and 829 transitions. [2018-11-18 19:23:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 829 transitions. [2018-11-18 19:23:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 19:23:17,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 399 states and 830 transitions. [2018-11-18 19:23:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 830 transitions. [2018-11-18 19:23:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:17,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 19:23:17,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 405 states and 842 transitions. [2018-11-18 19:23:17,809 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 842 transitions. [2018-11-18 19:23:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 19:23:17,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 409 states and 849 transitions. [2018-11-18 19:23:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 849 transitions. [2018-11-18 19:23:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 19:23:18,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 415 states and 866 transitions. [2018-11-18 19:23:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 866 transitions. [2018-11-18 19:23:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 19:23:18,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,658 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 416 states and 866 transitions. [2018-11-18 19:23:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 866 transitions. [2018-11-18 19:23:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:18,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 417 states and 866 transitions. [2018-11-18 19:23:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 866 transitions. [2018-11-18 19:23:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:18,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,014 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 419 states and 869 transitions. [2018-11-18 19:23:19,428 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 869 transitions. [2018-11-18 19:23:19,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:19,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:19,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 425 states and 888 transitions. [2018-11-18 19:23:19,962 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 888 transitions. [2018-11-18 19:23:19,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:19,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 426 states and 894 transitions. [2018-11-18 19:23:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 894 transitions. [2018-11-18 19:23:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:20,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:20,459 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 428 states and 902 transitions. [2018-11-18 19:23:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 902 transitions. [2018-11-18 19:23:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:20,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:20,693 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:20,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 430 states and 911 transitions. [2018-11-18 19:23:20,885 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 911 transitions. [2018-11-18 19:23:20,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:20,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 432 states and 918 transitions. [2018-11-18 19:23:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 918 transitions. [2018-11-18 19:23:21,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:21,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 434 states and 926 transitions. [2018-11-18 19:23:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 926 transitions. [2018-11-18 19:23:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 19:23:21,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 437 states and 930 transitions. [2018-11-18 19:23:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 930 transitions. [2018-11-18 19:23:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:21,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 441 states and 937 transitions. [2018-11-18 19:23:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 937 transitions. [2018-11-18 19:23:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:22,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 447 states and 957 transitions. [2018-11-18 19:23:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 957 transitions. [2018-11-18 19:23:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:22,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:22,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:22,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 448 states and 957 transitions. [2018-11-18 19:23:22,932 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 957 transitions. [2018-11-18 19:23:22,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:22,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 19:23:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:23,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 453 states and 987 transitions. [2018-11-18 19:23:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 987 transitions. [2018-11-18 19:23:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 19:23:23,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:24,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:24,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 464 states and 1011 transitions. [2018-11-18 19:23:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1011 transitions. [2018-11-18 19:23:24,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 19:23:24,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 466 states and 1014 transitions. [2018-11-18 19:23:24,945 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1014 transitions. [2018-11-18 19:23:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 19:23:24,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 468 states and 1024 transitions. [2018-11-18 19:23:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1024 transitions. [2018-11-18 19:23:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 19:23:25,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 19:23:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 472 states and 1037 transitions. [2018-11-18 19:23:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1037 transitions. [2018-11-18 19:23:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 19:23:25,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 475 states and 1042 transitions. [2018-11-18 19:23:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1042 transitions. [2018-11-18 19:23:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 19:23:25,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 476 states and 1043 transitions. [2018-11-18 19:23:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1043 transitions. [2018-11-18 19:23:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:25,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 493 states and 1085 transitions. [2018-11-18 19:23:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1085 transitions. [2018-11-18 19:23:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:28,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 498 states and 1113 transitions. [2018-11-18 19:23:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1113 transitions. [2018-11-18 19:23:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:29,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:29,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 500 states and 1117 transitions. [2018-11-18 19:23:29,911 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1117 transitions. [2018-11-18 19:23:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:29,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:30,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 503 states and 1126 transitions. [2018-11-18 19:23:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1126 transitions. [2018-11-18 19:23:30,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:30,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 506 states and 1132 transitions. [2018-11-18 19:23:30,763 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1132 transitions. [2018-11-18 19:23:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:30,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:31,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 508 states and 1139 transitions. [2018-11-18 19:23:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1139 transitions. [2018-11-18 19:23:31,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:31,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:31,314 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:32,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 521 states and 1168 transitions. [2018-11-18 19:23:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1168 transitions. [2018-11-18 19:23:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:32,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 525 states and 1173 transitions. [2018-11-18 19:23:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1173 transitions. [2018-11-18 19:23:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 19:23:32,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 526 states and 1173 transitions. [2018-11-18 19:23:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1173 transitions. [2018-11-18 19:23:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:32,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:33,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 528 states and 1176 transitions. [2018-11-18 19:23:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1176 transitions. [2018-11-18 19:23:33,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:33,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 533 states and 1186 transitions. [2018-11-18 19:23:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1186 transitions. [2018-11-18 19:23:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:33,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 535 states and 1189 transitions. [2018-11-18 19:23:33,959 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1189 transitions. [2018-11-18 19:23:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:33,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 537 states and 1192 transitions. [2018-11-18 19:23:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1192 transitions. [2018-11-18 19:23:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:34,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 539 states and 1195 transitions. [2018-11-18 19:23:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1195 transitions. [2018-11-18 19:23:34,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:34,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:34,276 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:35,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 545 states and 1208 transitions. [2018-11-18 19:23:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1208 transitions. [2018-11-18 19:23:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:35,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:35,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 547 states and 1216 transitions. [2018-11-18 19:23:35,491 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1216 transitions. [2018-11-18 19:23:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:35,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 548 states and 1216 transitions. [2018-11-18 19:23:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1216 transitions. [2018-11-18 19:23:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:35,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 19:23:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 551 states and 1228 transitions. [2018-11-18 19:23:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1228 transitions. [2018-11-18 19:23:36,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:36,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:36,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 553 states and 1231 transitions. [2018-11-18 19:23:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1231 transitions. [2018-11-18 19:23:36,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:36,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:36,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 555 states and 1234 transitions. [2018-11-18 19:23:36,662 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1234 transitions. [2018-11-18 19:23:36,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:36,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 560 states and 1242 transitions. [2018-11-18 19:23:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1242 transitions. [2018-11-18 19:23:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:37,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:37,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 561 states and 1245 transitions. [2018-11-18 19:23:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1245 transitions. [2018-11-18 19:23:37,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:37,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 562 states and 1246 transitions. [2018-11-18 19:23:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1246 transitions. [2018-11-18 19:23:37,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 19:23:37,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:37,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 564 states and 1249 transitions. [2018-11-18 19:23:37,637 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1249 transitions. [2018-11-18 19:23:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:37,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 566 states and 1252 transitions. [2018-11-18 19:23:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1252 transitions. [2018-11-18 19:23:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 19:23:37,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 570 states and 1265 transitions. [2018-11-18 19:23:38,400 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1265 transitions. [2018-11-18 19:23:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 19:23:38,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 572 states and 1267 transitions. [2018-11-18 19:23:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1267 transitions. [2018-11-18 19:23:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 19:23:38,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:38,528 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 19:23:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 572 states and 1266 transitions. [2018-11-18 19:23:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1266 transitions. [2018-11-18 19:23:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 19:23:38,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 574 states and 1268 transitions. [2018-11-18 19:23:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1268 transitions. [2018-11-18 19:23:39,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 19:23:39,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:39,436 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:39,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:39,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 576 states and 1271 transitions. [2018-11-18 19:23:39,461 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1271 transitions. [2018-11-18 19:23:39,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:39,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 19:23:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 578 states and 1276 transitions. [2018-11-18 19:23:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1276 transitions. [2018-11-18 19:23:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:39,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 582 states and 1290 transitions. [2018-11-18 19:23:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1290 transitions. [2018-11-18 19:23:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:40,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:40,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 584 states and 1292 transitions. [2018-11-18 19:23:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1292 transitions. [2018-11-18 19:23:40,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:40,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 586 states and 1294 transitions. [2018-11-18 19:23:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1294 transitions. [2018-11-18 19:23:40,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:40,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 588 states and 1296 transitions. [2018-11-18 19:23:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1296 transitions. [2018-11-18 19:23:41,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:41,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 590 states and 1298 transitions. [2018-11-18 19:23:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1298 transitions. [2018-11-18 19:23:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:41,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:41,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 592 states and 1300 transitions. [2018-11-18 19:23:41,369 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1300 transitions. [2018-11-18 19:23:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:41,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 594 states and 1301 transitions. [2018-11-18 19:23:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1301 transitions. [2018-11-18 19:23:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 19:23:41,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 598 states and 1306 transitions. [2018-11-18 19:23:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1306 transitions. [2018-11-18 19:23:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 19:23:41,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 19:23:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 601 states and 1312 transitions. [2018-11-18 19:23:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1312 transitions. [2018-11-18 19:23:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 19:23:41,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 603 states and 1315 transitions. [2018-11-18 19:23:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1315 transitions. [2018-11-18 19:23:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:41,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 605 states and 1318 transitions. [2018-11-18 19:23:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1318 transitions. [2018-11-18 19:23:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:42,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 607 states and 1321 transitions. [2018-11-18 19:23:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1321 transitions. [2018-11-18 19:23:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:42,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 609 states and 1323 transitions. [2018-11-18 19:23:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1323 transitions. [2018-11-18 19:23:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:42,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 611 states and 1325 transitions. [2018-11-18 19:23:42,328 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1325 transitions. [2018-11-18 19:23:42,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:42,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,356 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 19:23:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 613 states and 1327 transitions. [2018-11-18 19:23:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1327 transitions. [2018-11-18 19:23:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:42,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 617 states and 1341 transitions. [2018-11-18 19:23:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1341 transitions. [2018-11-18 19:23:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 19:23:43,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:23:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 619 states and 1343 transitions. [2018-11-18 19:23:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1343 transitions. [2018-11-18 19:23:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 19:23:43,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 19:23:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 621 states and 1346 transitions. [2018-11-18 19:23:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1346 transitions. [2018-11-18 19:23:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 19:23:43,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 19:23:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 623 states and 1348 transitions. [2018-11-18 19:23:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1348 transitions. [2018-11-18 19:23:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 19:23:43,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:44,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 624 states and 1350 transitions. [2018-11-18 19:23:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1350 transitions. [2018-11-18 19:23:44,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 19:23:44,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 25 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 626 states and 1352 transitions. [2018-11-18 19:23:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1352 transitions. [2018-11-18 19:23:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 19:23:44,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:44,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 638 states and 1372 transitions. [2018-11-18 19:23:44,914 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1372 transitions. [2018-11-18 19:23:44,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 19:23:44,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 642 states and 1377 transitions. [2018-11-18 19:23:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1377 transitions. [2018-11-18 19:23:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 19:23:45,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,141 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 654 states and 1397 transitions. [2018-11-18 19:23:45,211 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1397 transitions. [2018-11-18 19:23:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 19:23:45,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 655 states and 1398 transitions. [2018-11-18 19:23:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1398 transitions. [2018-11-18 19:23:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 19:23:45,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 659 states and 1403 transitions. [2018-11-18 19:23:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1403 transitions. [2018-11-18 19:23:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 19:23:45,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 19:23:45,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 661 states and 1405 transitions. [2018-11-18 19:23:45,503 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1405 transitions. [2018-11-18 19:23:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 19:23:45,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 663 states and 1408 transitions. [2018-11-18 19:23:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1408 transitions. [2018-11-18 19:23:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 19:23:45,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 33 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 19:23:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 668 states and 1415 transitions. [2018-11-18 19:23:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1415 transitions. [2018-11-18 19:23:46,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 19:23:46,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 680 states and 1435 transitions. [2018-11-18 19:23:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1435 transitions. [2018-11-18 19:23:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 19:23:46,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 681 states and 1436 transitions. [2018-11-18 19:23:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1436 transitions. [2018-11-18 19:23:46,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 19:23:46,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 685 states and 1441 transitions. [2018-11-18 19:23:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1441 transitions. [2018-11-18 19:23:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:46,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 697 states and 1462 transitions. [2018-11-18 19:23:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1462 transitions. [2018-11-18 19:23:46,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:46,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,449 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 709 states and 1482 transitions. [2018-11-18 19:23:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1482 transitions. [2018-11-18 19:23:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:46,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 710 states and 1483 transitions. [2018-11-18 19:23:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1483 transitions. [2018-11-18 19:23:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:46,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 714 states and 1488 transitions. [2018-11-18 19:23:46,605 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1488 transitions. [2018-11-18 19:23:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:46,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 718 states and 1493 transitions. [2018-11-18 19:23:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1493 transitions. [2018-11-18 19:23:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 19:23:46,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 730 states and 1513 transitions. [2018-11-18 19:23:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1513 transitions. [2018-11-18 19:23:46,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 19:23:46,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,793 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 731 states and 1514 transitions. [2018-11-18 19:23:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1514 transitions. [2018-11-18 19:23:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 19:23:46,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 732 states and 1515 transitions. [2018-11-18 19:23:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1515 transitions. [2018-11-18 19:23:46,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 19:23:46,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 736 states and 1520 transitions. [2018-11-18 19:23:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1520 transitions. [2018-11-18 19:23:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 19:23:46,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,037 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 748 states and 1540 transitions. [2018-11-18 19:23:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1540 transitions. [2018-11-18 19:23:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 19:23:47,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:23:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 749 states and 1541 transitions. [2018-11-18 19:23:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1541 transitions. [2018-11-18 19:23:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 19:23:47,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 753 states and 1546 transitions. [2018-11-18 19:23:47,565 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1546 transitions. [2018-11-18 19:23:47,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 19:23:47,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 19:23:47,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 754 states and 1547 transitions. [2018-11-18 19:23:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1547 transitions. [2018-11-18 19:23:47,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 19:23:47,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 19:23:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 765 states and 1587 transitions. [2018-11-18 19:23:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1587 transitions. [2018-11-18 19:23:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 19:23:50,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:23:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:24:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 19:24:01,154 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 19:24:01,157 INFO L168 Benchmark]: Toolchain (without parser) took 71890.35 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 954.3 MB in the beginning and 849.6 MB in the end (delta: 104.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,158 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:24:01,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 954.3 MB in the beginning and 997.9 MB in the end (delta: -43.6 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.22 ms. Allocated memory is still 1.2 GB. Free memory was 997.9 MB in the beginning and 990.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,159 INFO L168 Benchmark]: Boogie Preprocessor took 51.13 ms. Allocated memory is still 1.2 GB. Free memory was 990.7 MB in the beginning and 987.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,159 INFO L168 Benchmark]: RCFGBuilder took 4660.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 987.2 MB in the beginning and 1.0 GB in the end (delta: -57.3 MB). Peak memory consumption was 148.8 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,160 INFO L168 Benchmark]: CodeCheck took 65673.75 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 900.7 MB). Free memory was 1.0 GB in the beginning and 849.6 MB in the end (delta: 194.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-18 19:24:01,162 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1446.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 954.3 MB in the beginning and 997.9 MB in the end (delta: -43.6 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.22 ms. Allocated memory is still 1.2 GB. Free memory was 997.9 MB in the beginning and 990.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.13 ms. Allocated memory is still 1.2 GB. Free memory was 990.7 MB in the beginning and 987.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4660.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 987.2 MB in the beginning and 1.0 GB in the end (delta: -57.3 MB). Peak memory consumption was 148.8 MB. Max. memory is 11.5 GB. * CodeCheck took 65673.75 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 900.7 MB). Free memory was 1.0 GB in the beginning and 849.6 MB in the end (delta: 194.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 19:24:02,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:24:02,586 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:24:02,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:24:02,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:24:02,596 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:24:02,597 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:24:02,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:24:02,599 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:24:02,599 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:24:02,600 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:24:02,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:24:02,601 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:24:02,602 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:24:02,603 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:24:02,603 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:24:02,604 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:24:02,605 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:24:02,607 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:24:02,608 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:24:02,609 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:24:02,609 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:24:02,611 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:24:02,611 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:24:02,611 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:24:02,613 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:24:02,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:24:02,614 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:24:02,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:24:02,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:24:02,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:24:02,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:24:02,617 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:24:02,617 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:24:02,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:24:02,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:24:02,618 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-11-18 19:24:02,629 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:24:02,629 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:24:02,630 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:24:02,630 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:24:02,630 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:24:02,630 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:24:02,631 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:24:02,631 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:24:02,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:24:02,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:24:02,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:24:02,631 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 19:24:02,632 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 19:24:02,633 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:24:02,633 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:24:02,633 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:24:02,633 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:24:02,633 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:24:02,633 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:24:02,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 19:24:02,634 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 19:24:02,635 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:24:02,635 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 19:24:02,635 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 19:24:02,635 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 19:24:02,635 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_0584d72d-6be7-4e88-9c1c-f337d555f387/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 -> 23fb6cb27db863fba8c66db6bea6f54d08565d93 [2018-11-18 19:24:02,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:24:02,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:24:02,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:24:02,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:24:02,679 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:24:02,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 19:24:02,724 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/7380e8e35/a4475daa3bbf48f9bf2584614a5bde81/FLAG74f3aa1e2 [2018-11-18 19:24:03,169 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:24:03,170 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 19:24:03,190 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/7380e8e35/a4475daa3bbf48f9bf2584614a5bde81/FLAG74f3aa1e2 [2018-11-18 19:24:03,488 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/data/7380e8e35/a4475daa3bbf48f9bf2584614a5bde81 [2018-11-18 19:24:03,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:24:03,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:24:03,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:24:03,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:24:03,494 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:24:03,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:24:03" (1/1) ... [2018-11-18 19:24:03,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4871d667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:03, skipping insertion in model container [2018-11-18 19:24:03,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:24:03" (1/1) ... [2018-11-18 19:24:03,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:24:03,553 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:24:04,258 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:24:04,425 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:24:04,663 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:24:04,714 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:24:04,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04 WrapperNode [2018-11-18 19:24:04,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:24:04,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:24:04,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:24:04,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:24:04,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:24:04,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:24:04,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:24:04,778 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:24:04,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... [2018-11-18 19:24:04,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:24:04,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:24:04,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:24:04,829 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:24:04,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:24:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0584d72d-6be7-4e88-9c1c-f337d555f387/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 19:24:04,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 19:24:04,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 19:24:04,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 19:24:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 19:24:04,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 19:24:04,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 19:24:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 19:24:04,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 19:24:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 19:24:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 19:24:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 19:24:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 19:24:04,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 19:24:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 19:24:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 19:24:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 19:24:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 19:24:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 19:24:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:24:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:24:52,185 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:24:52,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:24:52 BoogieIcfgContainer [2018-11-18 19:24:52,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:24:52,186 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:24:52,186 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:24:52,193 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:24:52,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:24:52" (1/1) ... [2018-11-18 19:24:52,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:24:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2018-11-18 19:24:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2018-11-18 19:24:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 19:24:52,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:52,263 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 19:24:52,265 INFO L168 Benchmark]: Toolchain (without parser) took 48774.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.6 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -82.7 MB). Peak memory consumption was 155.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,266 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:24:52,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1222.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.4 MB in the beginning and 925.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 233.2 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.65 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 919.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,267 INFO L168 Benchmark]: Boogie Preprocessor took 51.07 ms. Allocated memory is still 1.2 GB. Free memory was 919.3 MB in the beginning and 913.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,268 INFO L168 Benchmark]: RCFGBuilder took 47357.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.3 MB). Free memory was 913.2 MB in the beginning and 1.0 GB in the end (delta: -121.5 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,269 INFO L168 Benchmark]: CodeCheck took 78.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:24:52,272 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1222.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.4 MB in the beginning and 925.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 233.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.65 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 919.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.07 ms. Allocated memory is still 1.2 GB. Free memory was 919.3 MB in the beginning and 913.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 47357.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.3 MB). Free memory was 913.2 MB in the beginning and 1.0 GB in the end (delta: -121.5 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. * CodeCheck took 78.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...