./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/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 88eb0780a1fcc66f093321cc08a983382a0b6842 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 00:08:41,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:08:41,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:08:41,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:08:41,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:08:41,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:08:41,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:08:41,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:08:41,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:08:41,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:08:41,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:08:41,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:08:41,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:08:41,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:08:41,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:08:41,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:08:41,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:08:41,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:08:41,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:08:41,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:08:41,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:08:41,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:08:41,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:08:41,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:08:41,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:08:41,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:08:41,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:08:41,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:08:41,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:08:41,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:08:41,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:08:41,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:08:41,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:08:41,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:08:41,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:08:41,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:08:41,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:08:41,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:08:41,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:08:41,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:08:41,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:08:41,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-02 00:08:41,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:08:41,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:08:41,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:08:41,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:08:41,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:08:41,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:08:41,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:08:41,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:08:41,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:08:41,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:08:41,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:08:41,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:08:41,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:08:41,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:08:41,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:08:41,218 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:08:41,218 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:08:41,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:08:41,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:08:41,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:08:41,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:08:41,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:08:41,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:08:41,219 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:08:41,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:08:41,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:08:41,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 00:08:41,220 INFO L138 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/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/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 -> 88eb0780a1fcc66f093321cc08a983382a0b6842 [2019-12-02 00:08:41,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:08:41,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:08:41,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:08:41,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:08:41,342 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:08:41,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-12-02 00:08:41,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/data/2b1818b93/c1476dadb24a478b94bc525a9e6cbfcc/FLAG85a59c92a [2019-12-02 00:08:41,844 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:08:41,844 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-12-02 00:08:41,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/data/2b1818b93/c1476dadb24a478b94bc525a9e6cbfcc/FLAG85a59c92a [2019-12-02 00:08:42,181 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/data/2b1818b93/c1476dadb24a478b94bc525a9e6cbfcc [2019-12-02 00:08:42,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:08:42,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:08:42,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:08:42,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:08:42,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:08:42,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f177ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42, skipping insertion in model container [2019-12-02 00:08:42,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:08:42,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:08:42,550 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-12-02 00:08:42,550 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-12-02 00:08:42,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:08:42,710 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:08:42,749 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-12-02 00:08:42,750 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-12-02 00:08:42,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:08:42,816 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:08:42,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42 WrapperNode [2019-12-02 00:08:42,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:08:42,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:08:42,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:08:42,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:08:42,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:08:42,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:08:42,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:08:42,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:08:42,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... [2019-12-02 00:08:42,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:08:42,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:08:42,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:08:42,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:08:42,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:08:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/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 [2019-12-02 00:08:42,949 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2019-12-02 00:08:42,949 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2019-12-02 00:08:42,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-02 00:08:42,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-12-02 00:08:42,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-12-02 00:08:42,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-02 00:08:42,950 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-12-02 00:08:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2019-12-02 00:08:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2019-12-02 00:08:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 00:08:42,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-12-02 00:08:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-12-02 00:08:42,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 00:08:42,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-02 00:08:42,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-12-02 00:08:42,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-12-02 00:08:42,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:08:42,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:08:43,175 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-12-02 00:08:43,804 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:08:43,805 INFO L287 CfgBuilder]: Removed 51 assume(true) statements. [2019-12-02 00:08:43,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:08:43 BoogieIcfgContainer [2019-12-02 00:08:43,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:08:43,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:08:43,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:08:43,814 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:08:43,814 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:08:43" (1/1) ... [2019-12-02 00:08:43,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 00:08:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2019-12-02 00:08:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2019-12-02 00:08:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 00:08:43,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2019-12-02 00:08:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2019-12-02 00:08:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 00:08:44,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2019-12-02 00:08:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2019-12-02 00:08:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 00:08:44,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2019-12-02 00:08:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2019-12-02 00:08:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 00:08:44,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:08:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2019-12-02 00:08:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2019-12-02 00:08:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 00:08:44,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2019-12-02 00:08:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2019-12-02 00:08:44,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 00:08:44,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:08:44,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2019-12-02 00:08:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2019-12-02 00:08:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 00:08:44,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2019-12-02 00:08:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2019-12-02 00:08:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 00:08:44,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2019-12-02 00:08:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2019-12-02 00:08:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 00:08:44,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:08:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 155 transitions. [2019-12-02 00:08:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 155 transitions. [2019-12-02 00:08:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 00:08:44,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:45,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 221 transitions. [2019-12-02 00:08:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2019-12-02 00:08:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 00:08:45,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 223 transitions. [2019-12-02 00:08:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2019-12-02 00:08:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 00:08:45,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 00:08:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 223 transitions. [2019-12-02 00:08:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 223 transitions. [2019-12-02 00:08:45,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 00:08:45,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 225 transitions. [2019-12-02 00:08:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 225 transitions. [2019-12-02 00:08:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 00:08:45,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 00:08:45,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 225 transitions. [2019-12-02 00:08:45,484 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2019-12-02 00:08:45,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 00:08:45,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:08:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 129 states and 223 transitions. [2019-12-02 00:08:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2019-12-02 00:08:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 00:08:45,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:08:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 131 states and 232 transitions. [2019-12-02 00:08:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 232 transitions. [2019-12-02 00:08:45,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 00:08:45,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:45,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:45,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 133 states and 234 transitions. [2019-12-02 00:08:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2019-12-02 00:08:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:08:45,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:08:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 150 states and 274 transitions. [2019-12-02 00:08:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2019-12-02 00:08:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:08:46,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:46,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 279 transitions. [2019-12-02 00:08:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 279 transitions. [2019-12-02 00:08:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:08:46,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 00:08:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 279 transitions. [2019-12-02 00:08:47,008 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2019-12-02 00:08:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 00:08:47,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 00:08:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 160 states and 298 transitions. [2019-12-02 00:08:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 298 transitions. [2019-12-02 00:08:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 00:08:47,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 00:08:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 163 states and 302 transitions. [2019-12-02 00:08:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 302 transitions. [2019-12-02 00:08:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 00:08:47,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 301 transitions. [2019-12-02 00:08:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 301 transitions. [2019-12-02 00:08:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 00:08:47,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 164 states and 303 transitions. [2019-12-02 00:08:47,750 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 303 transitions. [2019-12-02 00:08:47,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 00:08:47,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 163 states and 292 transitions. [2019-12-02 00:08:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 292 transitions. [2019-12-02 00:08:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:08:47,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 168 states and 303 transitions. [2019-12-02 00:08:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 303 transitions. [2019-12-02 00:08:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:08:48,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 00:08:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 172 states and 308 transitions. [2019-12-02 00:08:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2019-12-02 00:08:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 00:08:48,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 176 states and 316 transitions. [2019-12-02 00:08:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 316 transitions. [2019-12-02 00:08:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 00:08:49,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:49,131 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 176 states and 315 transitions. [2019-12-02 00:08:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 315 transitions. [2019-12-02 00:08:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 00:08:49,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 180 states and 327 transitions. [2019-12-02 00:08:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 327 transitions. [2019-12-02 00:08:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 00:08:49,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 183 states and 333 transitions. [2019-12-02 00:08:49,741 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 333 transitions. [2019-12-02 00:08:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:08:49,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:50,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 339 transitions. [2019-12-02 00:08:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 339 transitions. [2019-12-02 00:08:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 00:08:50,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,106 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 00:08:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 187 states and 341 transitions. [2019-12-02 00:08:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 341 transitions. [2019-12-02 00:08:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 00:08:50,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 00:08:50,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 189 states and 344 transitions. [2019-12-02 00:08:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 344 transitions. [2019-12-02 00:08:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 00:08:50,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:50,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 189 states and 342 transitions. [2019-12-02 00:08:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 342 transitions. [2019-12-02 00:08:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 00:08:50,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 194 states and 351 transitions. [2019-12-02 00:08:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 351 transitions. [2019-12-02 00:08:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 00:08:50,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 00:08:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 197 states and 360 transitions. [2019-12-02 00:08:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 360 transitions. [2019-12-02 00:08:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-02 00:08:50,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:08:51,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 199 states and 362 transitions. [2019-12-02 00:08:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 362 transitions. [2019-12-02 00:08:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 00:08:51,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:51,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 201 states and 368 transitions. [2019-12-02 00:08:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 368 transitions. [2019-12-02 00:08:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 00:08:51,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 00:08:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 204 states and 370 transitions. [2019-12-02 00:08:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 370 transitions. [2019-12-02 00:08:51,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 00:08:51,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:08:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 208 states and 377 transitions. [2019-12-02 00:08:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 377 transitions. [2019-12-02 00:08:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 00:08:51,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 206 states and 371 transitions. [2019-12-02 00:08:51,830 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 371 transitions. [2019-12-02 00:08:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 00:08:51,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 00:08:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 208 states and 373 transitions. [2019-12-02 00:08:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 373 transitions. [2019-12-02 00:08:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 00:08:51,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 00:08:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 210 states and 381 transitions. [2019-12-02 00:08:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 381 transitions. [2019-12-02 00:08:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 00:08:52,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:52,132 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 215 states and 389 transitions. [2019-12-02 00:08:52,145 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 389 transitions. [2019-12-02 00:08:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 00:08:52,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:08:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 218 states and 396 transitions. [2019-12-02 00:08:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 396 transitions. [2019-12-02 00:08:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 00:08:52,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:08:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 221 states and 401 transitions. [2019-12-02 00:08:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 401 transitions. [2019-12-02 00:08:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 00:08:52,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:08:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 222 states and 401 transitions. [2019-12-02 00:08:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 401 transitions. [2019-12-02 00:08:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 00:08:52,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 228 states and 417 transitions. [2019-12-02 00:08:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 417 transitions. [2019-12-02 00:08:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 00:08:53,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,384 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 230 states and 419 transitions. [2019-12-02 00:08:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 419 transitions. [2019-12-02 00:08:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 00:08:53,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 00:08:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 232 states and 422 transitions. [2019-12-02 00:08:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 422 transitions. [2019-12-02 00:08:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 00:08:53,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,529 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:53,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 233 states and 422 transitions. [2019-12-02 00:08:53,621 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2019-12-02 00:08:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 00:08:53,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,653 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 00:08:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 232 states and 420 transitions. [2019-12-02 00:08:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 420 transitions. [2019-12-02 00:08:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 00:08:53,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 00:08:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 232 states and 419 transitions. [2019-12-02 00:08:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 419 transitions. [2019-12-02 00:08:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 00:08:53,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 00:08:53,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 234 states and 421 transitions. [2019-12-02 00:08:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 421 transitions. [2019-12-02 00:08:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 00:08:53,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:53,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 236 states and 423 transitions. [2019-12-02 00:08:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 423 transitions. [2019-12-02 00:08:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 00:08:53,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 239 states and 425 transitions. [2019-12-02 00:08:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 425 transitions. [2019-12-02 00:08:54,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 00:08:54,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 244 states and 439 transitions. [2019-12-02 00:08:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 439 transitions. [2019-12-02 00:08:54,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 00:08:54,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:54,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 247 states and 448 transitions. [2019-12-02 00:08:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 448 transitions. [2019-12-02 00:08:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 00:08:54,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 252 states and 456 transitions. [2019-12-02 00:08:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 456 transitions. [2019-12-02 00:08:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 00:08:54,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:55,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 256 states and 463 transitions. [2019-12-02 00:08:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 463 transitions. [2019-12-02 00:08:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 00:08:55,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,177 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 258 states and 465 transitions. [2019-12-02 00:08:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 465 transitions. [2019-12-02 00:08:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 00:08:55,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 260 states and 467 transitions. [2019-12-02 00:08:55,251 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 467 transitions. [2019-12-02 00:08:55,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 00:08:55,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:55,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 265 states and 474 transitions. [2019-12-02 00:08:55,613 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 474 transitions. [2019-12-02 00:08:55,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 00:08:55,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 268 states and 479 transitions. [2019-12-02 00:08:55,651 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 479 transitions. [2019-12-02 00:08:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 00:08:55,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 00:08:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 271 states and 482 transitions. [2019-12-02 00:08:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 482 transitions. [2019-12-02 00:08:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 00:08:55,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 00:08:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 273 states and 489 transitions. [2019-12-02 00:08:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 489 transitions. [2019-12-02 00:08:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 00:08:56,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,176 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 276 states and 493 transitions. [2019-12-02 00:08:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 493 transitions. [2019-12-02 00:08:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 00:08:56,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 282 states and 507 transitions. [2019-12-02 00:08:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 507 transitions. [2019-12-02 00:08:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 00:08:56,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 00:08:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 282 states and 506 transitions. [2019-12-02 00:08:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 506 transitions. [2019-12-02 00:08:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 00:08:56,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 283 states and 507 transitions. [2019-12-02 00:08:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 507 transitions. [2019-12-02 00:08:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 00:08:56,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 00:08:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 285 states and 509 transitions. [2019-12-02 00:08:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 509 transitions. [2019-12-02 00:08:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 00:08:56,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 288 states and 514 transitions. [2019-12-02 00:08:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 514 transitions. [2019-12-02 00:08:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 00:08:56,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 00:08:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 290 states and 516 transitions. [2019-12-02 00:08:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 516 transitions. [2019-12-02 00:08:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-02 00:08:57,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 293 states and 521 transitions. [2019-12-02 00:08:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 521 transitions. [2019-12-02 00:08:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-02 00:08:57,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 00:08:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 295 states and 523 transitions. [2019-12-02 00:08:57,306 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 523 transitions. [2019-12-02 00:08:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-02 00:08:57,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 00:08:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 298 states and 526 transitions. [2019-12-02 00:08:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 526 transitions. [2019-12-02 00:08:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 00:08:57,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 301 states and 530 transitions. [2019-12-02 00:08:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 530 transitions. [2019-12-02 00:08:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 00:08:57,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 302 states and 531 transitions. [2019-12-02 00:08:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 531 transitions. [2019-12-02 00:08:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 00:08:57,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 00:08:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 304 states and 533 transitions. [2019-12-02 00:08:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 533 transitions. [2019-12-02 00:08:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 00:08:57,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,605 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 00:08:57,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 305 states and 533 transitions. [2019-12-02 00:08:57,651 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 533 transitions. [2019-12-02 00:08:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-02 00:08:57,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 00:08:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 325 states and 576 transitions. [2019-12-02 00:08:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 576 transitions. [2019-12-02 00:08:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-02 00:08:58,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,401 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 00:08:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 327 states and 578 transitions. [2019-12-02 00:08:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 578 transitions. [2019-12-02 00:08:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-02 00:08:58,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,451 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 00:08:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 329 states and 580 transitions. [2019-12-02 00:08:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 580 transitions. [2019-12-02 00:08:58,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-02 00:08:58,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,503 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 00:08:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 330 states and 580 transitions. [2019-12-02 00:08:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 580 transitions. [2019-12-02 00:08:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 00:08:58,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,560 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 00:08:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 333 states and 585 transitions. [2019-12-02 00:08:58,598 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 585 transitions. [2019-12-02 00:08:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 00:08:58,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 00:08:58,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 336 states and 588 transitions. [2019-12-02 00:08:58,696 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 588 transitions. [2019-12-02 00:08:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 00:08:58,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 00:08:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 340 states and 593 transitions. [2019-12-02 00:08:58,796 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 593 transitions. [2019-12-02 00:08:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 00:08:58,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 00:08:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 341 states and 593 transitions. [2019-12-02 00:08:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 593 transitions. [2019-12-02 00:08:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 00:08:58,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 00:08:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 343 states and 595 transitions. [2019-12-02 00:08:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 595 transitions. [2019-12-02 00:08:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 00:08:58,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 14 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 00:08:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 346 states and 603 transitions. [2019-12-02 00:08:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 603 transitions. [2019-12-02 00:08:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 00:08:59,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 00:08:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 347 states and 603 transitions. [2019-12-02 00:08:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 603 transitions. [2019-12-02 00:08:59,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-02 00:08:59,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,323 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 00:08:59,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 352 states and 611 transitions. [2019-12-02 00:08:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 611 transitions. [2019-12-02 00:08:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-02 00:08:59,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,471 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 00:08:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 354 states and 613 transitions. [2019-12-02 00:08:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 613 transitions. [2019-12-02 00:08:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 00:08:59,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-12-02 00:08:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 357 states and 618 transitions. [2019-12-02 00:08:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 618 transitions. [2019-12-02 00:08:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 00:08:59,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:08:59,772 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-02 00:08:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:08:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 358 states and 619 transitions. [2019-12-02 00:08:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 619 transitions. [2019-12-02 00:08:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 00:08:59,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:08:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 00:09:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 359 states and 619 transitions. [2019-12-02 00:09:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 619 transitions. [2019-12-02 00:09:00,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 00:09:00,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:09:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-02 00:09:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 362 states and 626 transitions. [2019-12-02 00:09:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 626 transitions. [2019-12-02 00:09:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-02 00:09:00,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:09:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 00:09:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 365 states and 630 transitions. [2019-12-02 00:09:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 630 transitions. [2019-12-02 00:09:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-02 00:09:00,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:09:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-12-02 00:09:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 366 states and 630 transitions. [2019-12-02 00:09:00,460 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 630 transitions. [2019-12-02 00:09:00,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-02 00:09:00,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:09:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 00:09:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 368 states and 632 transitions. [2019-12-02 00:09:00,519 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 632 transitions. [2019-12-02 00:09:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-02 00:09:00,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:09:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:09:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 00:09:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:09:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 160 states and 248 transitions. [2019-12-02 00:09:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 248 transitions. [2019-12-02 00:09:00,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 00:09:00,595 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 103 iterations. [2019-12-02 00:09:00,602 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 00:09:00,919 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 00:09:00,926 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,926 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,926 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,927 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:09:00,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:09:00 ImpRootNode [2019-12-02 00:09:00,928 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 00:09:00,928 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 00:09:00,929 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 00:09:00,929 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 00:09:00,929 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:08:43" (3/4) ... [2019-12-02 00:09:00,931 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 00:09:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-12-02 00:09:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2019-12-02 00:09:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-12-02 00:09:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-12-02 00:09:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2019-12-02 00:09:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2019-12-02 00:09:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2019-12-02 00:09:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2019-12-02 00:09:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2019-12-02 00:09:00,944 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2019-12-02 00:09:00,945 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2019-12-02 00:09:00,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 00:09:00,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 00:09:00,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 00:09:01,045 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4d9a8517-d633-4fe9-ad43-d11a196398fb/bin/ukojak/witness.graphml [2019-12-02 00:09:01,045 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 00:09:01,047 INFO L168 Benchmark]: Toolchain (without parser) took 18858.13 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 597.2 MB). Free memory was 938.1 MB in the beginning and 924.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 610.7 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,047 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:09:01,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,049 INFO L168 Benchmark]: Boogie Preprocessor took 38.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,049 INFO L168 Benchmark]: RCFGBuilder took 899.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 906.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.5 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,049 INFO L168 Benchmark]: CodeCheck took 17122.23 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 488.1 MB). Free memory was 906.0 MB in the beginning and 960.0 MB in the end (delta: -54.1 MB). Peak memory consumption was 434.0 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,050 INFO L168 Benchmark]: Witness Printer took 116.66 ms. Allocated memory is still 1.6 GB. Free memory was 960.0 MB in the beginning and 924.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2019-12-02 00:09:01,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 91 locations, 1 error locations. Result: SAFE, OverallTime: 16.7s, OverallIterations: 103, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 686820352 SDtfs, -1494245320 SDslu, 425503668 SDs, 0 SdLazy, 2060717792 SolverSat, 10496768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58581 GetRequests, 57975 SyntacticMatches, 290 SemanticMatches, 316 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57745 ImplicationChecksByTransitivity, 11.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 6307 NumberOfCodeBlocks, 6307 NumberOfCodeBlocksAsserted, 102 NumberOfCheckSat, 6205 ConstructedInterpolants, 0 QuantifiedInterpolants, 742376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 102 InterpolantComputations, 94 PerfectInterpolantSequences, 4368/4440 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 2542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2943]: Loop Invariant Derived loop invariant: ((!(ldv_spin == 0) && !(ldv_state_variable_1 == 2)) && !(ldv_state_variable_1 == 0)) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: 2606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2951]: Loop Invariant Derived loop invariant: ((!(ldv_spin == 0) && !(ldv_state_variable_1 == 2)) && !(ldv_state_variable_1 == 0)) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: 2717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2994]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2780]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2951]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 624.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 899.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 906.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.5 MB. Max. memory is 11.5 GB. * CodeCheck took 17122.23 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 488.1 MB). Free memory was 906.0 MB in the beginning and 960.0 MB in the end (delta: -54.1 MB). Peak memory consumption was 434.0 MB. Max. memory is 11.5 GB. * Witness Printer took 116.66 ms. Allocated memory is still 1.6 GB. Free memory was 960.0 MB in the beginning and 924.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...