./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--input--gameport--ns558.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a129365c080a0159282c5613b2a4332d8612703 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:15:48,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:15:48,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:15:48,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:15:48,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:15:48,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:15:48,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:15:48,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:15:48,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:15:48,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:15:48,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:15:48,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:15:48,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:15:48,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:15:48,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:15:48,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:15:48,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:15:48,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:15:48,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:15:48,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:15:48,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:15:48,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:15:48,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:15:48,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:15:48,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:15:48,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:15:48,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:15:48,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:15:48,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:15:48,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:15:48,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:15:48,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:15:48,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:15:48,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:15:48,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:15:48,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:15:48,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:15:48,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:15:48,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:15:48,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:15:48,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:15:48,126 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:15:48,147 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:15:48,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:15:48,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:15:48,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:15:48,149 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:15:48,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:15:48,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:15:48,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:15:48,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:15:48,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:15:48,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:15:48,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:15:48,151 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:15:48,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:15:48,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:15:48,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:15:48,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:15:48,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:15:48,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:15:48,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:15:48,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:15:48,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:15:48,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:15:48,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:15:48,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:15:48,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:15:48,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:15:48,154 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 1a129365c080a0159282c5613b2a4332d8612703 [2020-10-20 04:15:48,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:15:48,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:15:48,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:15:48,358 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:15:48,358 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:15:48,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2020-10-20 04:15:48,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50812d463/9fa49693f02947a79d141b142b6b3466/FLAG1c9f275d0 [2020-10-20 04:15:49,057 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:15:49,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2020-10-20 04:15:49,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50812d463/9fa49693f02947a79d141b142b6b3466/FLAG1c9f275d0 [2020-10-20 04:15:49,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50812d463/9fa49693f02947a79d141b142b6b3466 [2020-10-20 04:15:49,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:15:49,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:15:49,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:15:49,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:15:49,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:15:49,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:15:49" (1/1) ... [2020-10-20 04:15:49,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c142db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:49, skipping insertion in model container [2020-10-20 04:15:49,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:15:49" (1/1) ... [2020-10-20 04:15:49,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:15:49,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:15:49,810 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-10-20 04:15:49,811 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-10-20 04:15:50,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:15:50,114 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 04:15:50,161 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-10-20 04:15:50,161 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-10-20 04:15:50,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:15:50,381 INFO L208 MainTranslator]: Completed translation [2020-10-20 04:15:50,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50 WrapperNode [2020-10-20 04:15:50,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:15:50,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 04:15:50,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 04:15:50,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 04:15:50,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 04:15:50,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 04:15:50,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 04:15:50,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 04:15:50,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... [2020-10-20 04:15:50,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 04:15:50,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 04:15:50,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 04:15:50,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 04:15:50,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2020-10-20 04:15:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 04:15:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 04:15:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 04:15:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 04:15:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 04:15:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 04:15:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 04:15:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 04:15:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 04:15:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 04:15:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 04:15:52,264 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 04:15:52,264 INFO L298 CfgBuilder]: Removed 214 assume(true) statements. [2020-10-20 04:15:52,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:52 BoogieIcfgContainer [2020-10-20 04:15:52,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 04:15:52,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 04:15:52,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 04:15:52,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 04:15:52,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 04:15:49" (1/3) ... [2020-10-20 04:15:52,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ef5610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:15:52, skipping insertion in model container [2020-10-20 04:15:52,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:50" (2/3) ... [2020-10-20 04:15:52,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ef5610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:15:52, skipping insertion in model container [2020-10-20 04:15:52,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:52" (3/3) ... [2020-10-20 04:15:52,275 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2020-10-20 04:15:52,286 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 04:15:52,293 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 04:15:52,307 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-20 04:15:52,332 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 04:15:52,332 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 04:15:52,332 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 04:15:52,333 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 04:15:52,333 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 04:15:52,333 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 04:15:52,333 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 04:15:52,334 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 04:15:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-20 04:15:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-20 04:15:52,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:52,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:15:52,364 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:52,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:52,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1392947223, now seen corresponding path program 1 times [2020-10-20 04:15:52,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:52,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071574498] [2020-10-20 04:15:52,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:15:52,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071574498] [2020-10-20 04:15:52,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:15:52,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:15:52,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24209681] [2020-10-20 04:15:52,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:52,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:52,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:52,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:52,822 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 3 states. [2020-10-20 04:15:52,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:52,984 INFO L93 Difference]: Finished difference Result 512 states and 701 transitions. [2020-10-20 04:15:52,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:52,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-10-20 04:15:52,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:53,011 INFO L225 Difference]: With dead ends: 512 [2020-10-20 04:15:53,012 INFO L226 Difference]: Without dead ends: 292 [2020-10-20 04:15:53,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:53,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-10-20 04:15:53,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 188. [2020-10-20 04:15:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-20 04:15:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 238 transitions. [2020-10-20 04:15:53,097 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 238 transitions. Word has length 40 [2020-10-20 04:15:53,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:53,097 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 238 transitions. [2020-10-20 04:15:53,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 238 transitions. [2020-10-20 04:15:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-20 04:15:53,106 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:53,107 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:15:53,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 04:15:53,107 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:53,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:53,108 INFO L82 PathProgramCache]: Analyzing trace with hash 287662250, now seen corresponding path program 1 times [2020-10-20 04:15:53,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:53,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694943562] [2020-10-20 04:15:53,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:53,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:15:53,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694943562] [2020-10-20 04:15:53,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:15:53,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:15:53,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025516532] [2020-10-20 04:15:53,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:53,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:53,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:53,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:53,289 INFO L87 Difference]: Start difference. First operand 188 states and 238 transitions. Second operand 3 states. [2020-10-20 04:15:53,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:53,341 INFO L93 Difference]: Finished difference Result 466 states and 592 transitions. [2020-10-20 04:15:53,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:53,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-10-20 04:15:53,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:53,344 INFO L225 Difference]: With dead ends: 466 [2020-10-20 04:15:53,344 INFO L226 Difference]: Without dead ends: 291 [2020-10-20 04:15:53,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:53,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-10-20 04:15:53,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 283. [2020-10-20 04:15:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-10-20 04:15:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 362 transitions. [2020-10-20 04:15:53,364 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 362 transitions. Word has length 41 [2020-10-20 04:15:53,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:53,365 INFO L481 AbstractCegarLoop]: Abstraction has 283 states and 362 transitions. [2020-10-20 04:15:53,365 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:53,365 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 362 transitions. [2020-10-20 04:15:53,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-20 04:15:53,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:53,367 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:15:53,367 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 04:15:53,368 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:53,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:53,368 INFO L82 PathProgramCache]: Analyzing trace with hash -62793466, now seen corresponding path program 1 times [2020-10-20 04:15:53,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:53,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271307427] [2020-10-20 04:15:53,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-20 04:15:53,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271307427] [2020-10-20 04:15:53,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131939653] [2020-10-20 04:15:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 04:15:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:53,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:15:53,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:15:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 04:15:53,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 04:15:53,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2020-10-20 04:15:53,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443048334] [2020-10-20 04:15:53,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:53,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:53,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:53,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 04:15:53,845 INFO L87 Difference]: Start difference. First operand 283 states and 362 transitions. Second operand 3 states. [2020-10-20 04:15:53,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:53,901 INFO L93 Difference]: Finished difference Result 781 states and 1002 transitions. [2020-10-20 04:15:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:53,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-20 04:15:53,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:53,905 INFO L225 Difference]: With dead ends: 781 [2020-10-20 04:15:53,905 INFO L226 Difference]: Without dead ends: 511 [2020-10-20 04:15:53,907 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 04:15:53,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2020-10-20 04:15:53,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 321. [2020-10-20 04:15:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2020-10-20 04:15:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 410 transitions. [2020-10-20 04:15:53,928 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 410 transitions. Word has length 47 [2020-10-20 04:15:53,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:53,928 INFO L481 AbstractCegarLoop]: Abstraction has 321 states and 410 transitions. [2020-10-20 04:15:53,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 410 transitions. [2020-10-20 04:15:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-20 04:15:53,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:53,931 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:15:54,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-10-20 04:15:54,147 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:54,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:54,148 INFO L82 PathProgramCache]: Analyzing trace with hash -923715786, now seen corresponding path program 1 times [2020-10-20 04:15:54,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:54,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460879272] [2020-10-20 04:15:54,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:15:54,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460879272] [2020-10-20 04:15:54,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118900647] [2020-10-20 04:15:54,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 04:15:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:54,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 04:15:54,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:15:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 04:15:54,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 04:15:54,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-10-20 04:15:54,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540709840] [2020-10-20 04:15:54,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:54,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:54,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:54,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 04:15:54,702 INFO L87 Difference]: Start difference. First operand 321 states and 410 transitions. Second operand 3 states. [2020-10-20 04:15:54,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:54,720 INFO L93 Difference]: Finished difference Result 321 states and 410 transitions. [2020-10-20 04:15:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:54,721 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-20 04:15:54,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:54,721 INFO L225 Difference]: With dead ends: 321 [2020-10-20 04:15:54,722 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 04:15:54,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 04:15:54,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 04:15:54,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 04:15:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 04:15:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 04:15:54,724 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2020-10-20 04:15:54,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:54,724 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 04:15:54,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 04:15:54,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 04:15:54,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 04:15:54,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 04:15:55,188 INFO L274 CegarLoopResult]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2020-10-20 04:15:55,189 INFO L270 CegarLoopResult]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,189 INFO L274 CegarLoopResult]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2020-10-20 04:15:55,189 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,189 INFO L274 CegarLoopResult]: For program point L1786-2(lines 1786 1794) no Hoare annotation was computed. [2020-10-20 04:15:55,190 INFO L274 CegarLoopResult]: For program point L1985(line 1985) no Hoare annotation was computed. [2020-10-20 04:15:55,190 INFO L274 CegarLoopResult]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2020-10-20 04:15:55,190 INFO L270 CegarLoopResult]: At program point L2151(lines 2150 2152) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-10-20 04:15:55,192 INFO L274 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2020-10-20 04:15:55,192 INFO L270 CegarLoopResult]: At program point L1458(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,193 INFO L270 CegarLoopResult]: At program point L1458-1(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,193 INFO L270 CegarLoopResult]: At program point L1458-2(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,193 INFO L270 CegarLoopResult]: At program point L1458-3(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,193 INFO L270 CegarLoopResult]: At program point L1458-4(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,193 INFO L270 CegarLoopResult]: At program point L1458-5(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,194 INFO L270 CegarLoopResult]: At program point L1458-6(lines 1453 1460) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,194 INFO L277 CegarLoopResult]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2020-10-20 04:15:55,194 INFO L274 CegarLoopResult]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2020-10-20 04:15:55,194 INFO L270 CegarLoopResult]: At program point L1492(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,194 INFO L270 CegarLoopResult]: At program point L1492-1(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,195 INFO L270 CegarLoopResult]: At program point L1492-2(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,195 INFO L270 CegarLoopResult]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,195 INFO L270 CegarLoopResult]: At program point L1492-3(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,195 INFO L270 CegarLoopResult]: At program point L1492-4(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,196 INFO L270 CegarLoopResult]: At program point L1492-5(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,196 INFO L270 CegarLoopResult]: At program point L1492-6(lines 1479 1495) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,196 INFO L274 CegarLoopResult]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2020-10-20 04:15:55,196 INFO L274 CegarLoopResult]: For program point L1922(line 1922) no Hoare annotation was computed. [2020-10-20 04:15:55,196 INFO L274 CegarLoopResult]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2020-10-20 04:15:55,197 INFO L274 CegarLoopResult]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2020-10-20 04:15:55,198 INFO L270 CegarLoopResult]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,198 INFO L274 CegarLoopResult]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2020-10-20 04:15:55,199 INFO L270 CegarLoopResult]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,202 INFO L274 CegarLoopResult]: For program point L2023(line 2023) no Hoare annotation was computed. [2020-10-20 04:15:55,202 INFO L274 CegarLoopResult]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2020-10-20 04:15:55,202 INFO L270 CegarLoopResult]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,202 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,203 INFO L270 CegarLoopResult]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,203 INFO L274 CegarLoopResult]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2020-10-20 04:15:55,204 INFO L274 CegarLoopResult]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2020-10-20 04:15:55,204 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2020-10-20 04:15:55,205 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2020-10-20 04:15:55,205 INFO L274 CegarLoopResult]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2020-10-20 04:15:55,209 INFO L270 CegarLoopResult]: At program point L1597(lines 1593 1599) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,210 INFO L270 CegarLoopResult]: At program point L1597-1(lines 1593 1599) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,211 INFO L270 CegarLoopResult]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,211 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,211 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,211 INFO L270 CegarLoopResult]: At program point L12-3(lines 2066 2075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,211 INFO L274 CegarLoopResult]: For program point L12-4(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,212 INFO L274 CegarLoopResult]: For program point L12-6(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,212 INFO L270 CegarLoopResult]: At program point L12-7(lines 2066 2075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,212 INFO L274 CegarLoopResult]: For program point L12-8(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,212 INFO L274 CegarLoopResult]: For program point L12-10(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,212 INFO L270 CegarLoopResult]: At program point L12-11(lines 2066 2075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,213 INFO L270 CegarLoopResult]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,214 INFO L274 CegarLoopResult]: For program point L12-12(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,214 INFO L274 CegarLoopResult]: For program point L12-14(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,214 INFO L274 CegarLoopResult]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2020-10-20 04:15:55,215 INFO L270 CegarLoopResult]: At program point L12-15(lines 2066 2075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,215 INFO L274 CegarLoopResult]: For program point L1532(line 1532) no Hoare annotation was computed. [2020-10-20 04:15:55,215 INFO L274 CegarLoopResult]: For program point L1532-1(line 1532) no Hoare annotation was computed. [2020-10-20 04:15:55,215 INFO L274 CegarLoopResult]: For program point L1532-2(line 1532) no Hoare annotation was computed. [2020-10-20 04:15:55,215 INFO L274 CegarLoopResult]: For program point L1532-3(line 1532) no Hoare annotation was computed. [2020-10-20 04:15:55,216 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2127-1(lines 2126 2128) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2127(lines 2126 2128) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2061(lines 2057 2063) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2061-1(lines 2057 2063) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2061-2(lines 2057 2063) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L270 CegarLoopResult]: At program point L2061-3(lines 2057 2063) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,217 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2020-10-20 04:15:55,218 INFO L270 CegarLoopResult]: At program point L2161-1(lines 1773 1777) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,218 INFO L270 CegarLoopResult]: At program point L2161(lines 2160 2162) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,218 INFO L274 CegarLoopResult]: For program point L1996(line 1996) no Hoare annotation was computed. [2020-10-20 04:15:55,219 INFO L274 CegarLoopResult]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2020-10-20 04:15:55,219 INFO L274 CegarLoopResult]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2020-10-20 04:15:55,219 INFO L274 CegarLoopResult]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2020-10-20 04:15:55,219 INFO L270 CegarLoopResult]: At program point L2130(lines 2129 2131) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,219 INFO L270 CegarLoopResult]: At program point L2130-1(lines 2129 2131) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,220 INFO L270 CegarLoopResult]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,220 INFO L274 CegarLoopResult]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2020-10-20 04:15:55,220 INFO L274 CegarLoopResult]: For program point L1503-1(lines 1503 1510) no Hoare annotation was computed. [2020-10-20 04:15:55,220 INFO L270 CegarLoopResult]: At program point L2164(lines 2163 2165) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,221 INFO L270 CegarLoopResult]: At program point L2164-2(lines 2163 2165) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,221 INFO L270 CegarLoopResult]: At program point L2164-1(lines 2163 2165) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,221 INFO L274 CegarLoopResult]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2020-10-20 04:15:55,221 INFO L270 CegarLoopResult]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,221 INFO L270 CegarLoopResult]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,222 INFO L277 CegarLoopResult]: At program point L2033(lines 1 2184) the Hoare annotation is: true [2020-10-20 04:15:55,222 INFO L270 CegarLoopResult]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,222 INFO L274 CegarLoopResult]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2020-10-20 04:15:55,222 INFO L274 CegarLoopResult]: For program point L1604-1(lines 1604 1607) no Hoare annotation was computed. [2020-10-20 04:15:55,222 INFO L274 CegarLoopResult]: For program point L1604-2(lines 1604 1607) no Hoare annotation was computed. [2020-10-20 04:15:55,223 INFO L270 CegarLoopResult]: At program point L2133-1(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,223 INFO L277 CegarLoopResult]: At program point L2133(lines 2132 2134) the Hoare annotation is: true [2020-10-20 04:15:55,223 INFO L270 CegarLoopResult]: At program point L2133-3(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,223 INFO L270 CegarLoopResult]: At program point L2133-2(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,224 INFO L270 CegarLoopResult]: At program point L2133-4(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,224 INFO L270 CegarLoopResult]: At program point L2133-6(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,224 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2020-10-20 04:15:55,224 INFO L277 CegarLoopResult]: At program point L1539(lines 1538 1541) the Hoare annotation is: true [2020-10-20 04:15:55,224 INFO L277 CegarLoopResult]: At program point L1539-1(lines 1538 1541) the Hoare annotation is: true [2020-10-20 04:15:55,225 INFO L277 CegarLoopResult]: At program point L1539-2(lines 1538 1541) the Hoare annotation is: true [2020-10-20 04:15:55,225 INFO L270 CegarLoopResult]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,226 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,226 INFO L270 CegarLoopResult]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,226 INFO L274 CegarLoopResult]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2020-10-20 04:15:55,226 INFO L274 CegarLoopResult]: For program point L2069-2(lines 2069 2072) no Hoare annotation was computed. [2020-10-20 04:15:55,226 INFO L274 CegarLoopResult]: For program point L2069-4(lines 2069 2072) no Hoare annotation was computed. [2020-10-20 04:15:55,227 INFO L274 CegarLoopResult]: For program point L2069-6(lines 2069 2072) no Hoare annotation was computed. [2020-10-20 04:15:55,227 INFO L270 CegarLoopResult]: At program point L2136(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,227 INFO L270 CegarLoopResult]: At program point L2136-2(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,227 INFO L270 CegarLoopResult]: At program point L2136-1(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,227 INFO L274 CegarLoopResult]: For program point L2004(line 2004) no Hoare annotation was computed. [2020-10-20 04:15:55,228 INFO L270 CegarLoopResult]: At program point L2136-3(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,228 INFO L270 CegarLoopResult]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,228 INFO L270 CegarLoopResult]: At program point L1608(lines 1601 1610) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,228 INFO L270 CegarLoopResult]: At program point L1608-1(lines 1601 1610) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,228 INFO L270 CegarLoopResult]: At program point L1608-2(lines 1601 1610) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,229 INFO L270 CegarLoopResult]: At program point L1509(lines 1496 1512) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-10-20 04:15:55,229 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,229 INFO L270 CegarLoopResult]: At program point L1509-1(lines 1496 1512) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-10-20 04:15:55,229 INFO L274 CegarLoopResult]: For program point L1476-1(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,229 INFO L274 CegarLoopResult]: For program point L1476-2(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-3(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-4(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-5(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-6(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-7(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,230 INFO L274 CegarLoopResult]: For program point L1476-8(lines 1476 1478) no Hoare annotation was computed. [2020-10-20 04:15:55,231 INFO L274 CegarLoopResult]: For program point L1477(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,231 INFO L274 CegarLoopResult]: For program point L1477-2(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,231 INFO L274 CegarLoopResult]: For program point L1477-4(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,231 INFO L274 CegarLoopResult]: For program point L1477-6(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,231 INFO L274 CegarLoopResult]: For program point L1477-8(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,232 INFO L274 CegarLoopResult]: For program point L1477-10(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,232 INFO L277 CegarLoopResult]: At program point L2171(lines 1 2184) the Hoare annotation is: true [2020-10-20 04:15:55,232 INFO L274 CegarLoopResult]: For program point L1477-12(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,232 INFO L274 CegarLoopResult]: For program point L1477-14(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,232 INFO L274 CegarLoopResult]: For program point L2039(line 2039) no Hoare annotation was computed. [2020-10-20 04:15:55,232 INFO L274 CegarLoopResult]: For program point L1477-16(line 1477) no Hoare annotation was computed. [2020-10-20 04:15:55,233 INFO L274 CegarLoopResult]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2020-10-20 04:15:55,233 INFO L274 CegarLoopResult]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2020-10-20 04:15:55,233 INFO L270 CegarLoopResult]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,233 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,233 INFO L270 CegarLoopResult]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,234 INFO L277 CegarLoopResult]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2020-10-20 04:15:55,234 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,234 INFO L270 CegarLoopResult]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,234 INFO L274 CegarLoopResult]: For program point L2011(line 2011) no Hoare annotation was computed. [2020-10-20 04:15:55,234 INFO L274 CegarLoopResult]: For program point L1615(line 1615) no Hoare annotation was computed. [2020-10-20 04:15:55,235 INFO L274 CegarLoopResult]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2020-10-20 04:15:55,235 INFO L270 CegarLoopResult]: At program point L1450(lines 1446 1452) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,235 INFO L270 CegarLoopResult]: At program point L1450-1(lines 1446 1452) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,235 INFO L270 CegarLoopResult]: At program point L1450-2(lines 1446 1452) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,235 INFO L270 CegarLoopResult]: At program point L1450-3(lines 1446 1452) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,236 INFO L270 CegarLoopResult]: At program point L1450-4(lines 1446 1452) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,236 INFO L274 CegarLoopResult]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2020-10-20 04:15:55,236 INFO L277 CegarLoopResult]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2020-10-20 04:15:55,237 INFO L270 CegarLoopResult]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,237 INFO L270 CegarLoopResult]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,237 INFO L270 CegarLoopResult]: At program point L1583(lines 1576 1585) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,237 INFO L270 CegarLoopResult]: At program point L1583-1(lines 1576 1585) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,238 INFO L274 CegarLoopResult]: For program point L2046(line 2046) no Hoare annotation was computed. [2020-10-20 04:15:55,238 INFO L274 CegarLoopResult]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2020-10-20 04:15:55,238 INFO L270 CegarLoopResult]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,238 INFO L270 CegarLoopResult]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,238 INFO L270 CegarLoopResult]: At program point L2179-1(lines 2178 2180) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,238 INFO L270 CegarLoopResult]: At program point L2179(lines 2178 2180) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,239 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,240 INFO L274 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,240 INFO L274 CegarLoopResult]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2020-10-20 04:15:55,240 INFO L274 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-10-20 04:15:55,241 INFO L274 CegarLoopResult]: For program point L1981(line 1981) no Hoare annotation was computed. [2020-10-20 04:15:55,241 INFO L277 CegarLoopResult]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2020-10-20 04:15:55,241 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-20 04:15:55,241 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,241 INFO L274 CegarLoopResult]: For program point L1486-1(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,243 INFO L274 CegarLoopResult]: For program point L1486-2(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,243 INFO L274 CegarLoopResult]: For program point L1486-3(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,243 INFO L274 CegarLoopResult]: For program point L1486-4(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,243 INFO L274 CegarLoopResult]: For program point L1486-5(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,244 INFO L274 CegarLoopResult]: For program point L1486-6(lines 1486 1493) no Hoare annotation was computed. [2020-10-20 04:15:55,244 INFO L274 CegarLoopResult]: For program point L2015(line 2015) no Hoare annotation was computed. [2020-10-20 04:15:55,244 INFO L274 CegarLoopResult]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2020-10-20 04:15:55,244 INFO L270 CegarLoopResult]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,244 INFO L270 CegarLoopResult]: At program point L1784(lines 1784 1785) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,244 INFO L274 CegarLoopResult]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2020-10-20 04:15:55,252 INFO L270 CegarLoopResult]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,252 INFO L270 CegarLoopResult]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,252 INFO L274 CegarLoopResult]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2020-10-20 04:15:55,253 INFO L274 CegarLoopResult]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2020-10-20 04:15:55,253 INFO L270 CegarLoopResult]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,253 INFO L274 CegarLoopResult]: For program point L2182(lines 2182 2184) no Hoare annotation was computed. [2020-10-20 04:15:55,253 INFO L274 CegarLoopResult]: For program point L2182-2(lines 2182 2184) no Hoare annotation was computed. [2020-10-20 04:15:55,253 INFO L270 CegarLoopResult]: At program point L2182-1(lines 1 2184) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,254 INFO L270 CegarLoopResult]: At program point L2182-4(lines 1 2184) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:55,254 INFO L274 CegarLoopResult]: For program point L2182-3(lines 2182 2184) no Hoare annotation was computed. [2020-10-20 04:15:55,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 04:15:55 BoogieIcfgContainer [2020-10-20 04:15:55,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 04:15:55,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 04:15:55,291 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 04:15:55,291 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 04:15:55,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:52" (3/4) ... [2020-10-20 04:15:55,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 04:15:55,321 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2020-10-20 04:15:55,324 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2020-10-20 04:15:55,326 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-10-20 04:15:55,328 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 04:15:55,331 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 04:15:55,628 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 04:15:55,628 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 04:15:55,631 INFO L168 Benchmark]: Toolchain (without parser) took 6403.63 ms. Allocated memory was 34.6 MB in the beginning and 94.9 MB in the end (delta: 60.3 MB). Free memory was 13.1 MB in the beginning and 40.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 59.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,631 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory is still 10.8 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 04:15:55,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1150.38 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 12.1 MB in the beginning and 13.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.61 ms. Allocated memory was 45.6 MB in the beginning and 46.7 MB in the end (delta: 1.0 MB). Free memory was 13.2 MB in the beginning and 19.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,633 INFO L168 Benchmark]: Boogie Preprocessor took 155.83 ms. Allocated memory is still 46.7 MB. Free memory was 19.8 MB in the beginning and 12.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,633 INFO L168 Benchmark]: RCFGBuilder took 1559.47 ms. Allocated memory was 46.7 MB in the beginning and 71.3 MB in the end (delta: 24.6 MB). Free memory was 12.6 MB in the beginning and 37.3 MB in the end (delta: -24.8 MB). Peak memory consumption was 23.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,634 INFO L168 Benchmark]: TraceAbstraction took 3022.34 ms. Allocated memory was 71.3 MB in the beginning and 89.7 MB in the end (delta: 18.4 MB). Free memory was 36.8 MB in the beginning and 37.0 MB in the end (delta: -217.6 kB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,634 INFO L168 Benchmark]: Witness Printer took 337.74 ms. Allocated memory was 89.7 MB in the beginning and 94.9 MB in the end (delta: 5.2 MB). Free memory was 37.0 MB in the beginning and 40.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:55,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory is still 10.8 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1150.38 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 12.1 MB in the beginning and 13.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 167.61 ms. Allocated memory was 45.6 MB in the beginning and 46.7 MB in the end (delta: 1.0 MB). Free memory was 13.2 MB in the beginning and 19.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 155.83 ms. Allocated memory is still 46.7 MB. Free memory was 19.8 MB in the beginning and 12.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1559.47 ms. Allocated memory was 46.7 MB in the beginning and 71.3 MB in the end (delta: 24.6 MB). Free memory was 12.6 MB in the beginning and 37.3 MB in the end (delta: -24.8 MB). Peak memory consumption was 23.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 3022.34 ms. Allocated memory was 71.3 MB in the beginning and 89.7 MB in the end (delta: 18.4 MB). Free memory was 36.8 MB in the beginning and 37.0 MB in the end (delta: -217.6 kB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. * Witness Printer took 337.74 ms. Allocated memory was 89.7 MB in the beginning and 94.9 MB in the end (delta: 5.2 MB). Free memory was 37.0 MB in the beginning and 40.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2167]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1784]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1437]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1422]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2160]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1415]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2150]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1623]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2154]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2126]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2126]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1204 SDtfs, 654 SDslu, 672 SDs, 0 SdLazy, 52 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=321occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 302 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 96 LocationsWithAnnotation, 96 PreInvPairs, 282 NumberOfFragments, 280 HoareAnnotationTreeSize, 96 FomulaSimplifications, 882 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 96 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 19363 SizeOfPredicates, 1 NumberOfNonLiveVariables, 2021 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 5/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...